Clan name (Tuath); Clann Néill (also Clan Neill)
Progenitor; Niall Caille
Hereditary Chief or Clan chief; Ó Néill Mór (O'Neill)
Septs (finte); Mac Lochlainn (McLaughlin), Mac Bearáin (Barron), Mac Seáin (McShane or Johnson), Mac Suibhne (MacSWEENEY, MacSWYN, SWAIN, SWINE), Ó Doibhlín (DEVLIN Swordbearer to O'Neill), Mac Giolla Easbaig (GILLESPIE, MacANASPIE, BISHOP), Mac Íomhair (MacIVER, MacKEEVER, MacURE, ORR), Mac Ladhmainn (MacCLEMENT, LAMOND, LYMON, MACLAMONT or CLEMENTS), Mac Conmidhe (MacNAMEE, MacCONAMY, MacMEADH, MEE), Mac Néill (Mac Niall), Mac Eoghain (MacKEAN, MacKEON), The O'Higgins family (of Ballynary)
Location - county, barony or townland; County Tyrone
Cinéal (Kinship); Cenél nEógain
Branches; Uí Néill Ruadh (Ó Néill Mór), Clann Áodh Búidhe.
Clan name (Tuath); Clann Domhnaill
Progenitor; Domnaill m. Muircherdaich m. Muiredaich m. Éogain m. Néill Noígiallaig
Hereditary Chief or Clan chief; Ó Donngaile (O'Donnelly)
Septs (finte); Ua [Fh]laithbheartaigh (Flaherty, Flaverty, Laverty, Lafferty)
Location - county, barony or townland; County Tyrone
Cinéal (Kinship); Cenél nEógain
Branches;
Clan name (Tuath); Muintír-Birn
Progenitor; Birnn m. Ruadrach m. Murchada m. Máel Dúin m. Áeda Alláin
Hereditary Chief or Clan chief; Mac Ruaidhrí (MacRory, [Mac]Rogers)
Septs (finte); Mac Murchadha (MacMorrow, Morrow, Murrow, Murphy, MacMurphy, Morrowson)
Location - county, barony or townland; Strabane (upper)
Cinéal (Kinship); Cenél nEógain
Branches; Tellach Ainbhith
Clan name (Tuath); Cenél Fergusa
Progenitor; Fergusa m. Éogain m. Néill Noígiallaig
Hereditary Chief or Clan chief; Ua hÓgáin ('O'Hagan')
Septs (finte); O'Quinns, Ua Mael Fhabaill (Mulfoyle, et al.) and O'Mallons (O'Mellans)
Location - county, barony or townland; Dungannon (Upper)
Cinéal (Kinship); Cenél nEógain
Branches;
Clan name (Tuath); Cairrge Brachaidhe
Progenitor; Brachaidi Mac Diarmada
Hereditary Chief or Clan chief; Ua Maol Fhábhaill (Mulfaal, Mulfavil, MacFael, Mulfoyle or Mac Paul)
Septs (finte); Carrichbrack (Carrickbraghy) in the barony of Inishowen West, County Donegal.
Location - county, barony or townland;
Cinéal (Kinship); Cenél nEógain
Branches;
Clan name (Tuath); Cenél mBinnigh
Progenitor; Eochach Binnich m. Éogain m. Néill Noígiallaig
Hereditary Chief or Clan chief; Ua hAghmaill (O'Hamill), Teallach Duibhbrailbe
Septs (finte); Ua Brolaigh, herenaghs of Tech na Coimairce and Clongleigh
Location - county, barony or townland; Glenconkeine, barony of Loughinsholin
Cinéal (Kinship); Cenél nEógain
Branches; *Cenél mBinnig Glinne *Cenél mBindigh Locha Droichid (east of Magh Ith in Tirone) *Cenél mBindigh Tuaithe Rois (east of the Foyle) and one branch of the Ua Brolaigh
Clan name (Tuath); Cenél Moen
Progenitor; Maein m. Muireadaigh m. Éogain m. Néill Noígiallaig
Hereditary Chief or Clan chief; Ó Gairmleadhaigh (O'Gormley)
Septs (finte); O Duineachaidh, Ó Croidheáin (O Crean), Ó Lúinigh (O Lunny), O'Tierney (Ó Tiarnaigh), O'Kelly (Ó Ceallaigh), O'Cernaghan (Ó Cearnacháin), O'Garvey (Ó Gairbhith), MacDonaghy (Mac Donncha), Ó Peatáin (O'Patton or Peyton) and Ó Luinigh (or O'Loony)
Location - county, barony or townland; Magh Itha in the barony of Raphoe, County Donegal
Cinéal (Kinship); Cenél nEógain
Branches;
Clan name (Tuath); Cenél Fearadhaigh
Progenitor; Feradaich m. Éogain m. Néill Noígiallaig
Hereditary Chief or Clan chief; Mac Cathmhaoil
Septs; McCaul, McIntyre, McGilbride, O'Bradley, McDonald, McAlister, McSorley, McGilpatrick, McGilchrist, McAleese, McFarland, McGivern, McConnell, McDaniel, McDonnell, McIver
Location - county, barony or townland; Clogher, County Tyrone
Cinéal (Kinship); Cenél nEógain
Branches; Mac Fiachra sept (MacKeaghery)
Clan name (Tuath); Cenél Tigernaich
Progenitor; Tighearnach m. Muireadaigh m. Éogain m. Néill Noígiallaig
Hereditary Chief or Clan chief; Ó Maolfothartaigh (O'Mulfoharty), and Ó hEodhasa (O'Hosey)
Septs (finte);
Location - county, barony or townland; County Tyrone
Cinéal (Kinship); Cenél nEógain
Branches;
Clan name (Tuath); Clan Conchobhair
Progenitor; Conchobhar m. Fearghaile m. Maol Dúin m. Maol Fithrich m. Aodha Uairidnaigh
Hereditary Chief or Clan chief; Ó Cathain (O'Kane, Ó'Cahan)
Septs (finte); O'Maoláin (O'or McMullan), Mac Bloscaidh (MacCloskey)
Location - county, barony or townland; lords of Creeve (Coleraine area, County Londonderry) and Keenaght
Cinéal (Kinship); Cenél nEógain
Branches; Clan Drugain
Clan name (Tuath); Clan Drugain
Progenitor;
Hereditary Chief or Clan chief; Ó Cathain (O'Kane, Ó'Cahan)
Septs (finte); O'Maoláin (O'or McMullan), Mac Bloscaidh (MacCloskey), Mac Auslain (MacCAUSLAND, Scotland), Mac Aibhne (MacEVANY, MacAVENUE, MacAVINNEY, MacAVINNY, MacEVANNY), Mac Einrí (HENRY), Ó Maoilmheana (MULVANEY, MULVANE, MULVANY), Ó Maoilmhíchíl (Mulmeel), Ó Muireadhaigh (MURRAY, MORIE), Ó Cuaig (QUIGG FIVEY, KEGG, QUIG), Ó Cuinn (QUINN, QUIN, QWIN), Ó Tanaidhe (TANNY, TANNAY, TANNEY, TANNIE, TANEY), Mac Bháltair (MacWHIRTER, Scotland).
Location - county, barony or townland; lords of Creeve (Coleraine area, County Londonderry) and Keenaght
Cinéal (Kinship); Cenél nEógain
Branches;
Clan Diarmatta (also Clandermot)
Clan name (Tuath); Clan Diarmatta (also Clandermot)
Progenitor; Cearallán m. Baoighill m. Diarmada m. Conchobhair m. Fearghaile m. Maol Dúin m. Maol Fithrich m. Aodha Uaridnaich
Hereditary Chief or Clan chief; Ó Cairealláin, (O'Carolan)
Septs (finte); Mac Ettigan (Mac Eitigen)
Location - county, barony or townland; The parish of Clondermot in County Londonderry
Cinéal (Kinship); Cenél nEógain
Branches; Tealach Braonáin (Magettigan)
Clan name (Tuath); Cenél Aonghusa
Progenitor; According to the O Clery Book of Genealogies, M. 790, lines 714 to 718; (Linea Antiqua, Royal Irish Academy MS 23D17, circa 1642), Eógan mac Niall's sons first conquered and held territory in the Bredach in Inishowen. They are enumerated in the following manner:
It e annso tellaighe na Bredchha
714. O Fheidlimid, cedus, muinter Ruarcan et muinter Treallan et muinter Slebhin et muinter Muirdelbaigh et clann Cumuscaigh et clann Narchon c: teallach Tuathail et clann Forcheirnn.
715. O Corbmac, uero, muinter Chele, ocus clann Minghoile, ocus clann Cerdan, ocus .h. Mail, et .h. Ultain et .h. Ruaigne.
716. O Dallan, .h. Eircinn, ocus .h. Cuiliun et .h. Reodan, .h. Ceallaigh, .h. Meran, ocus clann Cuan.
717. O Oilill, muinter Forceallaigh et muinter Mail raifthi, ocus .h. Rosaigh et .h. Gillagan, .h. Donnan, .h. Corpmaic, ocus sil meic Gluais, .h. Follamain, .h. Minain, .h. Uidir, .h. Fercumais,.h. Galan, .h. Donnugan uel .h. Branugan, .h. Ceallaigh, .h. Duibne et clann Filgaile.
718. O Oenghus, .h. Mail phoil, ocus .h. Brolaigh et cenel Oenghusa tulcha og (.i. mic Aini et mic Ecruiti). Et asd e an t-Aenghus sin do-choidh in echtra co righ Temra co nderna a muinerus fris, ocus cor fer comlann tar a chenn .i. cath mullaig Fedha et ba coimdith don chath, ocus d'Aenghus cor gair a cu .i. guan ar na cengal do chloich an atha co tainic ba guth an tigerna an cu .i. goan co ro-muigh an cath iertain co tucadh crich imdha, ocus erannus do, cor dhedhail da seacht macaib iertain; mac do, Echrach o tait clann Aenghusa eachrach i nn-ibh Uais breagh; mac ele do a crich fer Cul re Tulen atuaidh o ta clann Aenghusa cul et alii multi.
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; County Tyrone
Cinéal (Kinship); Cenél nEógain
Branches;
Clan name (Tuath); Cenél Mic Earca
Progenitor; Máel Fithrich m. Áeda Uaridnaich m. Domnaill m. Muircherdaich mac Earca m. Muiredaich m. Éogain
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Barony of Clogher, County Tyrone
Cinéal (Kinship); Cenél nEógain
Branches;
Clan name (Tuath); Cenél Luighdech (also Sil Lugdach)
Progenitor; Lugdach m. Sétnai mic Fergus m. Conaill Gulban m. Néill Noígiallaig
Hereditary Chief or Clan chief; Ó Domhnaill (O'Donnell)
Septs (finte); Uí Baoighill (O'Boyles) and the Uí Dochartaigh (O'Dohertys, chiefs of Arda Midhair or Ardmire, perhaps the Finn Valley) Ua Cairbre, Ó Duibhne (DEENY DEANY, DEENEY, DENNY, PEOPLES), Ó Daighre (DEERY, DARRY, DERRY), Mac Dailredochar (DOCKERY DOCKREY, DOCKRY), Ó Dunáin (DOONAN DONAYNE, DONNAN), Ó Dubhthach (Doohey), Ó Glacáin (Glacken), Mac Reannacháin (GRANAHAN, CRENAHAN, CRENAGHAN), Ó hEarghaile (HARLEY HARREL, HARRILY, HERAL), Ó hEigneacháin (HENEGAN HANAGHAN, HANNIGAN), Ó hOireachtaigh (HERAGHTY,ERACHTY, ERRARTY), Mac Meanman (MacMENAMIN, MacMENAM, MacMENAMY), Mac Maongail (MacMONAGLE, MONEYGAL), Ó Coigligh (QUIGLEY, QUIGLY, COGLEY, KEGLEY, TWIGLEY, QUIGG), Mac Robhartaigh (Roarty), Ó Robharcháin (ROWAN, RAGHAN, ROANE, ROHAN, ROUGHAN), Ó Scannail (SCANNELL, SCANLAN), Ó Toráin (TARRANT, TORAN, TORRENS), Mac Muircheartaigh (BREARTY, MacBREARTIE, MacMURTY), Mac Giolla Comhghaill (COYLE COWLE, MacILHOYLE, MULCOYLE), Ó Cromlaoich (CRUMLEY CROMLEY, CRUMLISH, CRUMMELL).
Location - county, barony or townland; Northern County Donegal
Cinéal (Kinship); Cenél Conaill
Branches; Clann Dálaigh (Ua Domhnaill), Clann Chindfaoladh (Ua Baoighill), Arda Midhair
Clan name (Tuath); Arda Midhair
Progenitor; Lugdach m. Sétnai mic Fergus m. Conaill Gulban m. Néill Noígiallaig
Hereditary Chief or Clan chief; Ó Dochartaigh (O'Doherty)
Septs (finte); Mac Giolla Brighdhe (MacBRIDE, GILBRIDE, KILBRIDE, MUCKLEBREED), Mac Eachmharcaigh (MacCAFFERTY MacCAFFERKY, MacCAVERTY), Mac Daibhí (MacDAVITT, MacDADE, MacDAID, MacDEVITT).
Location - county, barony or townland; Inishowen, Co. Donegal
Cinéal (Kinship); Cenél Conaill
Branches;
Clan name (Tuath); Cenél mBógaine
Progenitor; Énnae Bóguine m. Conaill Gulban m. Néill Noígiallaig
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Tír Boghaine (barony of Banagh, and part of the barony of Boylagh, in County Donegal).
Cinéal (Kinship); Cenél Conaill
Branches;
Clan name (Tuath); Cenél Aedha
Progenitor; Aedha m. Ainmirech m. Setna m. Ferghusa cennfhoda m. Conaill Gulban m. Néill Noígiallaig
Hereditary Chief or Clan chief; Ó Maeldoraidh, Ó Canannáin (O'Cannon)
Septs (finte); Ó Gallchobhair (O'Gallagher)
Location - county, barony or townland; Barony of Tirhugh, alias Tír Aedha, in county Donegal
Cinéal (Kinship); Cenél Conaill
Branches;
Clan name (Tuath); Cenél Duach
Progenitor; Tigernach Duí (Duach), son of Conall Gulban.
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Cenél Conaill
Branches;
Clan name (Tuath); Clann Chindfaoladh
Progenitor; Baighill m Bradagain m Muirchertaigh m Cindfhaeladh
Hereditary Chief or Clan chief; Ua Bhaeighill (O'Boyle)
Septs (finte);
Location - county, barony or townland; Tir Ainmireach (around Ardara), Three Tuatha (around Falcarragh and Kilmacrennan) and barony of Boylagh in County Donegal.
Cinéal (Kinship); Cenél Conaill
Branches;
Clan name (Tuath); Muintir Dalachain
Progenitor; Baoighill m Bradagáin m Muirchertaigh m Cindfhaeladh
Hereditary Chief or Clan chief; Ó Cearnacháin (e.g. Kernaghan) and Ó Dalachain
Septs (finte);
Location - county, barony or townland; Tuath Bladhach (Bladhaigh)anglicized Tuath Doe (now Creeslough & Dunfanaghy), south of Ros-Iorguil (now Downing's & Carrigart) County Donegal
Cinéal (Kinship); Cenél Conaill
Branches;
Clan name (Tuath); Cenél Eanna
Progenitor; Eanna (Enda), the sixth son of Conall Gulban
Hereditary Chief or Clan chief;
Septs (finte); Hanna,Hainey,Haney,Heaney (O'hEighnigh) (Ó hAnnaidh)
Location - county, barony or townland; Kings of Magh Ith, Tir Eanna and Fanad in present-day County Donegal.
Cinéal (Kinship); Cenél Conaill
Branches;
Clan name (Tuath); Cenél Endai
Progenitor; Enda, the youngest son of Niall of the Nine Hostages
Hereditary Chief or Clan chief; ua Lapáin (O'Lappin, Delap) and Aa h-Eicnechan (roughly O'Heneghan)
Septs (finte); Ua Bresleáin (O'Breslen or Breslin)
Location - county, barony or townland; the river Errity to Barnesmore, barony of Tir Hugh, to Sruell in the barony of Banagh, County Donegal. Parish of Aughnis, barony of Kilmacrenan.
Cinéal (Kinship); Uíbh Néill a' Tuaisceart
Branches; O'Breslin, chiefs in Fanad
Clan name (Tuath); Cenél Cairpri [Mor]
Progenitor; Cairbre, son of Niall of the Nine Hostages
Hereditary Chief or Clan chief; Ó Maolchloiche (O'Mulclohy), a name which was later mistranslated to Stone
Septs (finte); Ua Bresleáin (O'Breslen or Breslin)
Location - county, barony or townland; "Críoch Cairpre Droma Cliab" of northern County Sligo and northeast County Leitrim. Barony of Carbury in North Sligo.
Cinéal (Kinship); Uíbh Néill a' Tuaisceart
Branches; O'Breslin, chiefs in Fanad, Uí Cairpri Laigen (Ua Chiardha or O'Keary, O'Carey), Cairpre Gabra (Ó Ronáin, O'Ronan)
Clan name (Tuath); Síl Aedha Eaniagh
Progenitor; Cairbre, son of Niall of the Nine Hostages
Hereditary Chief or Clan chief; O'Murchada, O'Murphy
Septs (finte); O'Mellon
Location - county, barony or townland; Barony of Strabane, County Tyrone.
Cinéal (Kinship); Uíbh Néill a' Tuaisceart
Branches;
The Conmaicne of Magh Réin.
Clan name (Tuath); Conmaicne Cuile Toladh
Progenitor; Findchóem (Traech mac Causcraid, or Fráech mac Cúscraigh) m. Cúmscrach (a.k.a. Cumascrach)
Hereditary Chief or Clan chief; Ó Talcharain (TOLLERAN, TALLERAN, TALRAN, TOLRAN)
Septs (finte); Ó Calarain (COLLERAN), Ó Morann (O'Moran), Ó Martain (Martin or Martins)
Location - county, barony or townland; Kilmaine barony, County Mayo.
Cinéal (Kinship); Conmaicne
Branches; Síl Cárida, Cenél Enda
Clan name (Tuath); Conmaicne Mara
Progenitor; Conmaic (a quo Conmaicne) m. Oirbsen Máir (a quo Loch n-Oirbsen)...ultimately Fergus mac Roich
Hereditary Chief or Clan chief; Úa Cadhla (O'Queally or O'Kealy)
Septs (finte); Mac Conghaile (Conneely, MacNeela), Ó Clochartaigh (Cloherty or Stone),Ó Dubháin (Devany), Mac FualáinÓ Cualáin (FOLAN, FOLAND, FOLANE).
Location - county, barony or townland; Connemara in western Co. Galway.
Cinéal (Kinship); Conmaicne
Branches;
Clan name (Tuath); Conmaicne Críchi Meic Eircce
Progenitor; Fraech, son of Cumscrach
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Kilconickny, Co. Galway
Cinéal (Kinship); Conmaicne
Branches; Cenél Lughna, Cenél cCais and Cenél Dubháin (Conmaicne Dúna Móir)
Clan name (Tuath); Conmaicne Mide la Cuirccne
Progenitor; Copchass, in descent from Conmac, son of Orbsen mor.
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Quirene, a former name of the barony of Kilkenny West, Co. Westmeath.
Cinéal (Kinship); Conmaicne
Branches;
Clan name (Tuath); Conmaicne Bec
Progenitor; Conmaic (a quo Conmaicne) m. Oirbsen Máir (a quo Loch n-Oirbsen)...ultimately Fergus mac Roich
Hereditary Chief or Clan chief; Ua Tolairg (O'Toler)
Septs (finte);
Location - county, barony or townland; Quirene, Co. Westmeath
Cinéal (Kinship); Conmaicne
Branches;
Clan name (Tuath); Muintir Eolais
Progenitor; Finer, son of Cúmscrach (a.k.a. Cumascrach)
Hereditary Chief or Clan chief; Mac Raghnaill, Mac Rannall (Reynolds or MacGrannell)
Septs (finte); Ó Mughroin (MORAN, MORAINE, MORANE, MOREN, MORRIN, MORYNE), Mac Searraigh (HERRY, SHARRY, FOALEY)
Location - county, barony or townland; Leitrim baronies of Mohill and Leitrim
Cinéal (Kinship); Conmaicne of Magh Réin
Branches; Tellach Brocáin (alias Tellach Cagáin), Tellach Cendetigh, Tellach Maelmartain, Tellach maelmuiri, Tellach n-Odrainn,
Clan name (Tuath); Tellach Cearbhallan
Progenitor; Finer, son of Cúmscrach (a.k.a. Cumascrach)
Hereditary Chief or Clan chief; Maoil Mhiadhaigh (Mulvey)
Septs (finte); Ó Beigléighinn (BEGLIN, BEGLAN, BEGLAIN, BEGNAL, BEGLANE, BIGLANE, BEGLEN, BEGLLIN, BIGLAN, BEGLYN ), Ó Bardain (BODEN ), Ó hEolusa (HALLISSY), Ó Muiredaigh (MURRAY, MORIE, MORRA, MORRIE, MOREY, ÓMORY, MURRY, MURRIE), Ó Cuirnin, ollamh (CURNIN, CURNAN, CURNEN), Ó Maolghuala (MULHOOLY, HOOGHLEY, MULHOOGHLEY, MULOOLEY), Mac Mioluic (MULLOCK MacMEELICK, MacMOLEG, MOOLICK, MULLICKE, MULOCK).
Location - county, barony or townland; Leitrim baronies of Mohill and Leitrim
Cinéal (Kinship); Muinter Eolais, Conmaicne of Magh Réin
Branches;
Clan name (Tuath); Cenel Luachain
Progenitor; Luachan, son of Onchu, and 4th in descent from Cumscrach
Hereditary Chief or Clan chief; Mag Dorchaidh or Mac Dorchaidhe (Mac Dorcy, Darcy, Dorcey, MacGourkey)
Septs (finte); Ó Dunain (DOONAN DONAYNE, DONNAN, DOONANE, DOUNAN, DUNNAN, DYNAN), Ó Ciardubhain (KEARON, KERRANE, KERRIVANE, KERWAN, KIRRANE)
Location - county, barony or townland; Oughteragh parish, barony of Carrigallen, southern co. Leitrim
Cinéal (Kinship); Conmaicne of Magh Réin
Branches; Ui Bathbairr, Ui Braici, Ui Buibhin, Ui Chailti, Ui Cianacáin, Ui Conbhuidhe, Ui Damaigh of Cenél Luachain, Ui Dimusaigh, Ui Dubháin (Inis Doiri Dubháin), Ui Erailb, Ui Eturrain, Ui Gabhadáin, Ui Maelpátraig, Ui Maelsuthain, Ui Muinecháin, Ui Tredmain, Tellach Tanaide, Tellach Cléirigh.
Clan name (Tuath); Clann Calbrainn
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Leitrim
Cinéal (Kinship); Conmaicne of Magh Réin
Branches; Clann Martain, Clann Maelduilighe, Clann Bradain, Clann Arcain and Tellach Uanan
Clan name (Tuath); Clann Faelgusa
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Leitrim
Cinéal (Kinship); Conmaicne of Magh Réin
Branches; Clann Corrdercain, Clann Gemáin, Clann Cathusaigh, Clann Dinnachain, Clann Birn, Clann Anairc, Ui Conbhuidhe, Ui Gellustain, Ui Riaglachain.
Clan name (Tuath); Clann Finoicci, or Sil Findellaig
Progenitor; Descendants of Finoicc, 2nd wife of Findellach, son of Neidhe, and 5th fr. Cumscrach
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Leitrim
Cinéal (Kinship); Conmaicne of Magh Réin
Branches; Clann Telline, Clann Cronan, Clann Ainnsin, Clann Chirdubhain, Clann Finn, Clann Ciaracan, Clann Ibill
Clan name (Tuath); Cenél Cromáin
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Leitrim
Cinéal (Kinship); Conmaicne of Magh Réin
Branches;
Clan name (Tuath); Clann Faelchon
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Leitrim
Cinéal (Kinship); Conmaicne of Magh Réin
Branches;
Clan name (Tuath); Tellach Finnachan
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Leitrim
Cinéal (Kinship); Conmaicne of Magh Réin
Branches;
Clan name (Tuath); Síl Maelefithrig
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Leitrim
Cinéal (Kinship); Conmaicne of Magh Réin
Branches; Clann Clothachtaigh and Clann Oirechtaigh
Clan name (Tuath); Clann Fermaighe
Progenitor; Findellach, the son of Neidhe, and 5th in descent from Cumscrach
Hereditary Chief or Clan chief; Mac Cogadhain or Mac Acadhain (Mac Cogan)
Septs (finte);
Location - county, barony or townland; Glenfarne in the parish of Cloonclare in the baronies of Dromahaire and Rosclogher, Co. Leitrim.
Cinéal (Kinship); Conmaicne of Magh Réin
Branches; Clann Cellachain, Clann Maelsamhna, Clann Taebhachain, Clann Ubhan, Clann Lughann, and Clann Uanan
Clan name (Tuath); Muintir Geradháin
Progenitor;
Hereditary Chief or Clan chief; Mag Fhionnbhairr (Mac Ginver, Gaynor, or Finnevar)
Septs (finte);
Location - county, barony or townland; Lough Gowna in Co. Longford
Cinéal (Kinship); Conmaicne of Magh Réin
Branches; Tellach Finnoigi, Tellach Gabhadháin.
Clan name (Tuath); Muintír Giollagáin
Progenitor; Race of Rudhraigh, that is, of the same stock as Mag Raghnaill of Muinter Eolais
Hereditary Chief or Clan chief; O Cuinn (O'Quin)
Septs (finte);
Location - county, barony or townland; Teathbha, baronies of Moydow and Shrule Co. Westmeath
Cinéal (Kinship); Conmaicne of Magh Réin
Branches; Tellach Connucan, Tellach Gormghaili, Tellach Maoilchíaráin
Clan name (Tuath); Muintir Anghaile
Progenitor;
Hereditary Chief or Clan chief; Ua Fearghaile (O'Farrell)
Septs (finte); Mac Gofraidh (MacSHAFFREY, GEOFFREY, JEFFRIES, SHEFFRY), Mac Concaille (MacCONCAILLE MacCONKEEL, MacENHILL, WOODS), Mac Conmhaic (CONNICK, CONNOCK, CONWICK), Mac Tadghan (KEEGAN KEAGHAN, KEAHAN, KEEHAN), Mac Cú Shléibhe (MacLEAVY MacALEAVY, MacCLEEVEY), Mac Murchadha (MacMORROW, MURROGH, MURROW, MORROGH, MORROW), Mac Seáin (MacSHANE, JOHNSON), Ó Súilleabháin (SULLAHAN SOOLAHAN, SULLEHAN, SULLIHAN), Ó Tormaigh (TORMEY, TARMEY, TORMAY).
Location - county, barony or townland; Annually in county Longford
Cinéal (Kinship); Conmaicne of Magh Réin
Branches; Tellach Congaláin, Tellach Floinn
Clan name (Tuath); Síol Faolcháin
Progenitor; Éogan Cáech (Síl Mella,), son of Nath Í, and great-grandson of Éana Cionnsealach
Hereditary Chief or Clan chief; Mac Murchadha sept (MacMurrough, Kinsella), Kavanagh (Mac Murchadha Caomhánach or Ó Caomhánaigh). Current Chief is William Butler Kavanagh (Wales)
Septs (finte); Ua Finnthighearn (Finneran), Mac Bhadach (VADDOCK, MADDOCK, WADDICK, WADDOCK), Mac Dáibhí Mór (DAVIDSON, DAVIS, DAVYMORE, MacDavie More), Ó Dúnlaing (DOWLING, DOOLAN, DOOLEN, DOWLAN, DUNLANG; Síol Elaigh sept)
Location - county, barony or townland; South Wicklow & north-east Wexford
Cinéal (Kinship); Uí Chionnsealaigh
Branches; Gahan's of Síol Ealaigh (barony of Shillelagh)
Clan name (Tuath); Siol aElaigh
Progenitor;
Hereditary Chief or Clan chief; Ó Gaotháin (GAHAN)
Septs (finte); Ó Niall, Ó Dúnlaing
Location - county, barony or townland; South Wicklow & north-east Wexford
Cinéal (Kinship); Síol Faolcháin, Uí Chionnsealaigh
Branches;
Clan name (Tuath); Uí Felmeda Thes
Progenitor;
Hereditary Chief or Clan chief; Úa Murchadha or MacMurchadha (O'Murroughe, Murrowe, Morrow, Murrow or Murphy) chiefs of Crioch O'Felme or Hy-Feidhlme [Hy-Felimy]
Septs (finte); Ó Gairbhain (GARVAN, GIRVAN)
Location - county, barony or townland; Offelimy, now the barony of Ballaghkeen, in County Wexford. Oulartleigh Castle
Cinéal (Kinship); Uí Ceinnselaig
Branches;
Clan name (Tuath); Uí Felmeda Tuaidh
Progenitor; Oilioll mac Muiredaig, alias Ui Onchon
Hereditary Chief or Clan chief; O'Garvey
Septs (finte);
Location - county, barony or townland; Tulach Ua Felmedha, a.k.a. Tullowphelim, became the namesake for the parish of Tullow. Rathvilly, Co. Carlow
Cinéal (Kinship); Uí Ceinnselaig
Branches;
Clan name (Tuath); Sil Chormaic (Clann Cormaic )
Progenitor; Cormaicc m. Nath Í m. Crimthaind m. Énnai Ceinselaig
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; River Slaney basin in County Wexford, the MacMurrough royal demesne around Ferns, as well as the barony of Scarawalsh
Cinéal (Kinship); Uí Ceinnselaig
Branches; Cuthraighe, Ua Trena, Ui Cruinn or Ui Cuinn, Ua Gabla Fine and Ua Gabla Roireann
Clan name (Tuath); Sil Máeluidir
Progenitor;
Hereditary Chief or Clan chief; Ua hArtghaile (Hartley)
Septs (finte); Ó Foirtcheirn (FORTUNE, FORTIN), Ó Laidhgnen (LYNAN,LYNAGH'LEEGYAN'), (both Ui Deagha), Ó Cuilen (Cullen)
Location - county, barony or townland; The Baronies of Shelmalier in county Wexford
Cinéal (Kinship); Uí Ceinnselaig
Branches; Ui Deagha, Ferann na Cenél
Clan name (Tuath); Uí Fergusa
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Uí Ceinnselaig
Branches;
Clan name (Tuath); Clann Guaire
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Uí Ceinnselaig
Branches;
Clan name (Tuath); Clann Fiachu meic Ailella
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Uí Ceinnselaig
Branches;
Clan name (Tuath); Uí Muiredaig
Progenitor; Descend from Ughaire, a King of Leinster (died 956), Muiredaig m. Murchada m. Bráen (d. 693)
Hereditary Chief or Clan chief; Ua Tuathail (O'Toole)
Septs (finte); Ua Lorcáin
Location - county, barony or townland; The baronies of Kilkea and Moone, Narragh and Reban East and West, and parts of Connell, in co. Kildare, plus the plus west half of Uí Mail, in co. Wicklow.
Cinéal (Kinship); Uí Dúnlainge
Branches;
Clan name (Tuath); Uí Dúnchada
Progenitor; Gillai Mo Cholmóc m. Cellaich m. Dúnchada m. Lorccáin m. Fáeláin m. Muiredaig m. Bróen m. Fáeláin m. Cellaich m. Dúnchada m. Murchada.
Hereditary Chief or Clan chief; Mac Gilla Mo-Cholmóg (FitzDermot or COLEMAN)
Septs (finte); Ó Duibhghin (Dugan), Ó Tadhgain (TEAGAN, TEEGAN).
Location - county, barony or townland; The land between the river Liffey and the 'Dublin' mountains.
Cinéal (Kinship); Uí Dúnlainge
Branches;
Clan name (Tuath); Uí Fáeláin
Progenitor; Fáeláin m. Murchada m. Find m. Máel Mórda m. Muirecain m. Diarmata m. Rhuadri m. Fáeláin m. Murchada m. Bráen
Hereditary Chief or Clan chief; Ó Broin (O'Byrne)
Septs (finte); MacEochaidh (MacKeogh)
Location - county, barony or townland; Crioch Bhranach, and included the barony of Newcastle with parts of the baronies of Ballinacor and Arklow.
Cinéal (Kinship); Uí Dúnlainge
Branches;
Clan name (Tuath); Uí Fergusa
Progenitor; Fergus son of Dúnlang, son of Enna Nia, son of Bressal Bélach, son of Fiachu Baicced, son of Cathir Mor.
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Their traditional territory immediately west of Dublin prior to the arrival of the Vikings, other sources give their territory between the river Liffey and Fir Cualand.
Cinéal (Kinship); Uí Dúnlainge
Branches;
Uí Briúin Cualand
Clan name (Tuath); Uí Briúin Cualand
Progenitor; Brian, son of Enna Nia, son of Bressal Bélach, son of Fiachu Baicced, son of Cathir Mor
Hereditary Chief or Clan chief; Ó Coscrach (Cosgrave, or Cosgrove)
Septs (finte);
Location - county, barony or townland; Baronies of Ballinacor North and Rathdown, in co. Wick., and the south half of the barony of Rathdown, in co. Dublin.
Cinéal (Kinship); Dál Niad Cuirp
Branches;
Clan name (Tuath); Uí Máeli Tuile
Progenitor; Fiachu Ba h-Aiccid, a son of Cathaír Már
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Dál Niad Cuirp
Branches;
Clan name (Tuath); Uí Bairrche
Progenitor; Dáire Barraig m. Cathaír Máir
Hereditary Chief or Clan chief; Mac Gormain (GORMAN)
Septs (finte); Mic Raith (MacGRATH), Ó Tresaigh (TRACY, TRASSY, TRACIE), Ó Duibhin (Duffin)
Location - county, barony or townland; Lord of Bargy at Slievemargy, Laois
Cinéal (Kinship); Dál Niad Cuirp
Branches; Uí Bairrch Maige hAilbe (Carlow), Uí Bairrche of Mag Argetrois, Uí Bairrche Maige Indergraith (Uí Chritain) & Uí Bairrche Tíre (Uí Dimmatain), Uí Bairrche Magh dá chonn
Clan name (Tuath); Uí Bairrch Maige hAilbe
Progenitor; Mostly from Eochu Guinech ...Dáire Barraig m. Cathaír Máir
Hereditary Chief or Clan chief;
Septs (finte); Úi Briccne, Úi Cellaig, Úi Scatháin, Úi Cutlacháin, Úi Máeláin ("Mullen, Moylan, McMullen"), Úi Dobágu, Úi Fólachtáin, Úi Chommáin (Comane), Úi Gobbáin (Gowan), Úi Nárbotha, Síl Saichtha, Úi Canáin (Cannon?), Úi Conamla, Úi Crítáin, Úi Drescáin (or Úi Treascáin),Úi Émíne, Úi Pecclíne (Pelan ?), Úi Taidc (Teige), Úi Bóeth (see Úi Meic Barddíne), Úi Brandubáin (Braniff), Úi Brénaind (Brennan?), Úi Briúin ("Breen, Brown, Burns")
Location - county, barony or townland; Baronies of Slievemargy in Co. Laois, parts of Idrone in Co. Carlow, and Kilkee and Moone in Co. Kildare)
Cinéal (Kinship); Dál Niad Cuirp
Branches; Úi Cellaig (Or Úi Ellaig)
Clan name (Tuath); Uí Bairrche Mag Argetrois
Progenitor; Dáire Barraig m. Cathaír Máir
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; The ancient name of Ballyragget in Kilkenny was Dún Tulach Uí mBairrche (Tullabarry/Tulacbarry)
Cinéal (Kinship); Dál Niad Cuirp
Branches; Clann Síláin (amongst the Osraighe)
Clan name (Tuath); Uí Bairrche Magh dá chonn
Progenitor; Dáire Barraig m. Cathaír Máir
Hereditary Chief or Clan chief; Úi Fétháin
Septs (finte); Ui Cearnaigh i Muigh Dha Chonn (O’Carny, O’Kearney)
Location - county, barony or townland; Moyacom of East Carlow
Cinéal (Kinship); Dál Niad Cuirp
Branches;
Clan name (Tuath); Uí Bairrche Maige Dergráith
Progenitor; Dáire Barraig m. Cathaír Máir
Hereditary Chief or Clan chief;
Septs (finte); Úi Amsáin, Úi Crítáin, Úi Bodbáin, Úi Brócáin (O’Brogan), Úi Buidechair
Location - county, barony or townland;
Cinéal (Kinship); Dál Niad Cuirp
Branches; Síl Cillíne Scothbán
Clan name (Tuath); Uí Bairrche Tíre
Progenitor; Mostly from Féicc....Dáire Barraig m. Cathaír Máir
Hereditary Chief or Clan chief; Uí Treasaigh
Septs (finte); Úi Dímatáin, Úi Mincháin, Síl Rossa mc Muiredaig, Úi Senáin, Úi Móenaig (Mooney), Úi Rónáin (Ronane or Royane), Úi Cuilíne (Cullen) dia fail Diarmait Glinni Uissen, Síol Cumaine (Cummin), Úi Cutlacháin dia fail Diarmait Glinni Uissen, Úi Dobágu, Úi Móenacháin (Mangan), Ui Nialláin (Nealon)
Location - county, barony or townland; The barony of Bargy
Cinéal (Kinship); Dál Niad Cuirp
Branches;
Clan name (Tuath); Uí Crimthainn Áin
Progenitor; Crimthaind Áin m. Cathaír Máir
Hereditary Chief or Clan chief; O'Duff
Septs (finte);
Location - county, barony or townland; Dún Masc (the rock of Dunamase)
Cinéal (Kinship); Dál Niad Cuirp
Branches;
Clan name (Tuath); Uí Failge
Progenitor; Donnchad mc Con Faifne m. Murchertaig m. Congalaig m. Duind Slébi m. Brógarbáin m. Conchobuir m. Find m. Máel Mórdae m. Conchobuir m. Flannacáin m. Cináeda m. Mugróin m. Óengussa m. Flaind m. Díumasaig m. Forannáin m. Congalaig m. Máel h-Umae m. Cathail m. Éogain Bruidne m. Nath Í m. Rossa Failgi m. Cathaír Máir.
Hereditary Chief or Clan chief; Ua Conchobair Failghe (O'Connor Faly)
Septs (finte); O Caomhanaigh, O Tuathalaigh, O Branaigh, Mac Giolla Phadraig, O Duinn, O Diomasaigh, O Duibhidhir, muinntear Riain, Mac an Chrosain (MacCROSSAN), Ó hEimhin (HEAVEN EVANS, EVINS, HEAVAN), Ó hUidhrin (HEERIN, HEERAN, HEERANE, HEFFRON, HERANE, HEVERIN, HYRANE), Ó Reachtabra (RAFTER RAFFTER, RAFTERY, RAFTIS, RAGHTORE, WRAFTER), Ó Seabhlain (HEVLIN, SHOVELIN, TEVLIN), Mac Spealáin (SPILLANE, SMOLLEN, SPALANE, SPELLAN, SPELMAN), Ó hAimhergin (ERGIN, BERRIGAN, BERGAN, HAMERGIN), Ó Breacain (BRACKEN), Ó Conarain (CONDRON, CONDRAN, CONDRIN, CONERAN, CONORAN), MacConnla (CONLEY CONLY, CONNLA),
Location - county, barony or townland; The territory of Ui Failghe or Ophaley comprised the following Baronies: Geshill in the King's Co.; Upper Philipstown and Lower Philipstown in the King's Co.; Warrenstown and Collestown in the same County; Ophaley or Offaley in the Co. of Kildare; Portnahinch and Tinahinch in the Queen's County.
Cinéal (Kinship); Dál Niad Cuirp
Branches; Uí Riagáin (O'Regan and O'Dunne), and the Clann Máellugra (O'Dempsey), Maigh Aoife, Uí Mealla, Clann Mugróin, Uí Bercháin, Uí Nialláin, Uí Berraide, Cenel Aitheamháin, Uí Flaind, Uí Chormaic, Uí Móenaig, Uí Berraidi, Uí Airmedaig, Uí Máele Topair, Uí Chuilíne, Uí Máel Aithgén, Uí Maine, Uí Onchon
Clan name (Tuath); Uí Riagáin
Progenitor; Cerball & Mac Tíre dá m. Con Bladma m. Con Allaid m. Fidallaid m. Duinn m. Duibgilla m. Máel Finne m. Riagáin m. Cináeda m. Mugróin m. Flaind.
Hereditary Chief or Clan chief; Ó Riagain (O'Regan and O'Dunne)
Septs (finte);
Location - county, barony or townland; The barony of Tinnahich, the most northern barony of Co Leix (Laois)
Cinéal (Kinship); Uí Fáilghe
Branches;
Clan name (Tuath); Clann Máellugra a.k.a. Cenél Maoilughra, Clanmalier
Progenitor; Flann m. Máel Ruanaid m. Cellaich m. Máel Augra m. Conchobuir m. Áeda m. Tomaltaich m. Flaind m. Díumasaich m. Congaile m. Forannáin m. Congaile m. Máel h-Umai m. Cathail m. Bruidge m. Nath Í m. Rosa Failgi.
Hereditary Chief or Clan chief; Ua Díomasaigh (Dempsey)
Septs (finte); Ó Bearghda (BARRY, BEARY), Ó Maoil Eimhin (MULLAVIN MALLAVIN, MacLAVIN, MULLEVANE, MULLEVEN, MULLIVANE, Ó Coinin (CONINE, CUNEEN, KINANE, KINNEEN)
Location - county, barony or townland; Barony of Upper Philipstown in the King's County and the Barony of Portnahinch in the Queen's County.
Cinéal (Kinship); Uí Failge
Branches;
Clan name (Tuath); Clann Colgcan (Clann Cholgaín)
Progenitor; Domnall Úa Óengusa m. Áeda m. Uallacháin m. Taidgc m. Uallacháin m. Taidgc m. Domnaill m. Óengusa m. Cummascaig m. Colgcan m. Mugróin m. Flaind Dá Chongal m. Díumasaich m. Forannáin m. Congaile m. Máel h-Umai m. Cathail [m. Éogain] m. Bruidge m. Nath Í m. Rosa Failgi m. Cathaír Máir.
Hereditary Chief or Clan chief; Ua hAonghusa (O'Hennessy)
Septs (finte); Ua hUallachain (O'Holohan or O'Houlihan), Uí Rotaidi, Uí Muricáin, Uí Bróen, Uí Cholgan, Ó Mael Eidigh (MULEADY, MALADY, MALLEW, MELODY, MILEY, MILLEA), Ó Maolagain (MULLIGAN, MILLICAN, MILLIKAN, MILLIKEN), Mac Cochlainn (COLGAN)
Location - county, barony or townland; Barony of Lower Philipstown, Co. Offaly
Cinéal (Kinship); Uí Failge
Branches; O'Hennessy of Gailenga Bec, and of Uí Mac Uais
Clan name (Tuath); Ui Mealla
Progenitor; Rosa Failgi m. Cathaír Máir.
Hereditary Chief or Clan chief; Ó Finnthighearn (FINNERAN, FANARAN)
Septs (finte); Mac an Bhaird (Ward)
Location - county, barony or townland; Uisneach, now in Galway and Roscommon
Cinéal (Kinship); Uí Failge
Branches;
Clan name (Tuath); Maigh Aoife
Progenitor; Rosa Failgi m. Cathaír Máir.
Hereditary Chief or Clan chief;
Septs (finte); Ó Moenaigh (MOONEY, MAINEY, MEONA, MOONY), Ó Mughron (MORAN, MORAINE, MORANE, MOREN, MORRIN, MORYNE, MOURANE, MURRAN), Ó Muireagain (MORGAN MORRIGAN, MURCAN, MURGAN, MERRIGAN)
Location - county, barony or townland; Parsons of Ballymooney, Geasehill, Offaly
Cinéal (Kinship); Uí Failge
Branches;
Clan name (Tuath); Uí Enechglaiss
Progenitor; Dúnlang m. Fiachrach m. Fínnsnechtae m. Cináeda m. Cathail m. Fiachrach m. Dúnchada m. Dúnlaing m. Dúngalaig m. Thuamín m. Máel Doborchon m. Dícolla m. Éogain [m. Beraig] m. Muiredaig m. Amalgada m. Nath Í m. Bressail Enechglais (a quo Uí Enechglais) m. Cathaír Máir.
Hereditary Chief or Clan chief; Ua Fiachrach (O'Feary, FEERY, FEIGHRY, FEHERY, FEEREY, HUNT)
Septs (finte);
Location - county, barony or townland; South of Arklow in County Wicklow
Cinéal (Kinship); Dál Niad Cuirp
Branches; Uí Inmiti, Uí Aithemon Mestige, Cenél Lugair Fatha h-uir dia tát Uí Cruchtáin, Síl Fuamnaige .i. Uí Toísecháin ó Druim Laígill; Síl Duib Damruis Uí Gobbáin & Uí Muirbetaig & Uí Dimbrogo Nuadat
Clan name (Tuath); Uí Drona
Progenitor; Labraid Laidech, son of Bressal Bélach, son of Fiachu Baicced, son of Cathair Mór
Hereditary Chief or Clan chief; Ó Riain (RYAN, ROYNE, RYNE, RYANE)
Septs (finte); Ó Domhnaill (DONNELL, DANIEL, DANIELS), Ó Dubhgilla (DOYLE DOWALL, DOWILLA, DOYAL), Ó hEideain (HAYDEN HAYDAN, HAYDON, HEADON, HEDANE, HEDIAN, HEYDON)
Location - county, barony or townland; Baronies of Idrone East and West in county Carlow
Cinéal (Kinship); Dál Niad Cuirp
Branches; Ui Drona Laighin
Clan name (Tuath); Uí Cheithig a.k.a. Uí Ceataigh
Progenitor; Cathair Mór's son Ailill Cétach (Céthech)
Hereditary Chief or Clan chief; Ó Ceatfadha (KEATY, KEATHY)
Septs (finte);
Location - county, barony or townland; Baronies of Ikeathy and Oughterany in northern Co. Kildare (Cenel n-Ucha and Uachtar Fine,respectively). Crích na Cétach: baronies of Warrenstown, co. Offaly and neighboring Upper Moyfenrath, co. Meath.
Cinéal (Kinship); Dál Niad Cuirp
Branches; Cenél Ucha comprised the Uí Fithcellaigh, Uí Maili Derir, Uí Bóetain, Uí Broscai and Uí Folaing., Uí Mainchin of Tír Cenél nUcha, Ui Faebrannáin Uachtair Fine (of Ui Fine), Cilline mór, son of Coirpre, ancestor of the Ua Meimre and the Ui Foebraind of Uachtar Fine
Clan name (Tuath); Cinel Uchae
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte); Ó Coscrach (COSGRAVE, COSGROVE, COSKRY, CUSKER,), Ó Beaghain (BEHAN, BEAGHAN, BEAN, BEEGAN, BEGGANE, BEHANE, BIGANE, BIGGANE,BIGGINS, LITTLE), Ó Cobthach (COFFEY COFFEE, COFFIE, COFFY, COWEY, COWHEY, COWHIG), Mac Fhogartach (GOGARTY, GOGERTY, GOGGARTY)
Location - county, barony or townland; Baronies of Ikeathy and Oughterany in northern Co. Kildare (Cenel n-Ucha and Uachtar Fine,respectively). Crích na Cétach: baronies of Warrenstown, co. Offaly and neighboring Upper Moyfenrath, co. Meath.
Cinéal (Kinship); Dál Niad Cuirp
Branches; Uí Fithcellaigh, Uí Maili Derir, Uí Bóetain, Uí Broscai and Uí Folaing., Uí Mainchin of Tír Cenél nUcha (Clann Manchine at the Liffey)
Clan name (Tuath); Uí Dergmosaich h-ic Áth Chliath
Progenitor; Dergmosach m. Cathaír Már
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Áth Chliath
Cinéal (Kinship); Dál Niad Cuirp
Branches;
Clan name (Tuath); Uí Luascán
Progenitor; Fergus Luascán m. Cathaír Már
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Dál Niad Cuirp
Branches;
Clan name (Tuath); Uí Timmíne
Progenitor; Eochu Timmíne m. Cathaír Már
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Dál Niad Cuirp
Branches; Uí Báetáin, Uí Buide
Clan name (Tuath); Uí Máil
Progenitor; Maine Máil m. Feidelmid Fir Aurglais m. Corbmaic Gelta Gáeth m. Niad Cuirb (Nia Corb) m. Con Corb (Cu Chorb)
Hereditary Chief or Clan chief; Uí Ceallaig Cuallan (O'Kelly of the Dublin/Wicklow hills)
Septs (finte); Uí Theig or Ó Taidhg (O'Tighe),
Location - county, barony or townland; The Glen of Imaal, Co. Wicklow
Cinéal (Kinship); Dál Niad Cuirp
Branches;
Clan name (Tuath); Uí Deaghaidh
Progenitor; Labraid Laidech, son of Bressal Bélach, son of Fiachu Baicced, son of Cathair Mór
Hereditary Chief or Clan chief; Ó hAedha (Ó Hea,O'Hay or Hughes)
Septs (finte);
Location - county, barony or townland; Limerick Hill (Luimnech) in north County Wexford, barony of Gorey
Cinéal (Kinship); Dál Niad Cuirp
Branches; Uí Dega Tamhnaige (of Dál Birn) of north Ossory and the Uí Dega Bic (desc. from Daig Bec m. Labrada) of Offaly
Clan name (Tuath); Dál Cormaic Luisc
Progenitor; Corbmaic m. Con Corb (clan of Cormac Losc)
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Located in the southernmost barony of County Kildare, that is the barony of Kilkea and Moone.
Cinéal (Kinship); Laighin
Branches; Uí Labrada, Uí Gabla Fini, Uí Gabla Roírenn, Uí Buide, Uí Dega Bic .i. Uí Muiredaig, Uí Chuilind, Uí Labrada Cuthraige .i. Síl Fergusa Cuthig, Uí Chuircc, Uí Librén, Uí Ochrai.
Clan name (Tuath); Uí Buide
Progenitor; Echthigern m. Donngusa m. Mencossaig m. Máelgairb m. h-Uargusa m. Buide (a quo Uí Buide) m. Laidcnén m. Cuimmíne m. Colmáin Elténe m. Blaithmeic m. Áeda Indén m. Cathbad m. Labrada m. Imchada m. Cormaic m. Con Corb.
Hereditary Chief or Clan chief; Ó Caollaidhe (Queally, O'Kealy or O'Kelly)
Septs (finte);
Location - county, barony or townland; Barony of Ballyadams, County Leix. East Kilkenny; and at Ballykealey, Carlow.
Cinéal (Kinship); Dál Cormaic Luisc
Branches;
Clan name (Tuath); Uí Labrada
Progenitor; Sinchell m. Cenannáin m. Macha mc Cruaich m. Dulge m. Imchada m. Brolaich m. Lugdach m. Labrada m. Imchada m. Corbmaic m. Con Corb
Hereditary Chief or Clan chief;
Septs (finte); Cuthraighe (Ui Cormaic Laighen)
Location - county, barony or townland;
Cinéal (Kinship); Dál Cormaic Luisc
Branches; Uí Labrada Cuthraige .i. Síl Fergusa Cuthig, Uí Chuircc, Uí Librén, Uí Ochrai
Clan name (Tuath); Uí Gabla
Progenitor; Sinchell m. Cenannáin m. Macha mc Cruaich m. Dulge m. Imchada m. Brolaich m. Lugdach m. Labrada m. Imchada m. Corbmaic m. Con Corb
Hereditary Chief or Clan chief;
Septs (finte); Cuthraighe? (Ui Cormaic Laighen)
Location - county, barony or townland; Barony of North Salt in northern County Kildare & Roíriu (now Mullaghreelion) a few miles south of Athy in south Kildare, respectively
Cinéal (Kinship); Dál Cormaic Luisc
Branches; Uí Gabla Fine & Uí Gabla Roírenn
Clan name (Tuath); Dál Messin Corb (Ui Meisincorp)
Progenitor; Mesin Corb mc Con Corbb
Hereditary Chief or Clan chief; Ua Feghaile (O'Farrelly, Uí Garrchon)
Septs (finte);
Location - county, barony or townland; Wicklow mountains, to north of Arklow in county Wicklow. Originally, Liffey plain.
Cinéal (Kinship); Dál Messin Corb
Branches; Uí Garrchon, Uí Con Corbb, Uí Con Cainnig, Uí Chúáin, Uí Alténi, Uí Doccomláin, Uí Bróccáin, Uí Garbáin, Uí Chon Galand, Uí Bróccéni, Cenél Ciaráin & Uí Techtaire, Uí Meic Aird Maigne & Uí Moínaig & Uí Conndoith & Uí Feichíne & Uí Cáechtangéni, Uí Noíthig & Uí Follomuin & Uí Forandlo, Uí Dímmae Cirr & Uí Congnaid, Uí Dubchróin & Uí Beraich, Uí Donnáin & Uí Sáráin
Clan name (Tuath); Uí Garrchon
Progenitor; Domnall m. Fergaile m. Flaithnia m. Máel Kalland m. Gormáin m. Fáebuirdatha m. Dúngaili m. Cethernaig m. Fáeburdatha m. Dúngaile m. Cethernaig m. Fáebuirdatha m. Marcáin m. Cillíne m. Rónáin m. Sinill m. Conaill m. Con Chongalt m. Finnchada m. Garrchon m. Fothaid m. n-Echach Lámdeirg m. Mesin Corb mc Con Corbb.
Hereditary Chief or Clan chief; Ua Feghaile (O'Farrelly)
Septs (finte); Ó Corra (CORR, CARRY, CARR), Ó Guaire (GORRY, GORY, GORE, GORRIE), Ó Lionnain (LENNON, LANNING, LEENAN, LENAN, LENANE, LENNANE),
Location - county, barony or townland; Kings of Fortuath Laigin at Bray, Wicklow.
Cinéal (Kinship); Dál Messin Corb (Ui Meisincorp)
Branches; Ui Saráin (Chimbeada), Ui Brain Deilgine, Ui Cholmain Fordobuil
Clan name (Tuath); Dal Cairbre Aradh (Dál Coirpri Aradh) Cliach
Progenitor; Mál mac Arbhara...Flaithbertach m. Crunnmaíl m. Commáin m. Fínáin m. Fhaigir m. Eirníne m. Féicc m. Meic Ieir m. Gossa m. Fabrich m. Máil m. Ainmerech m. Fir Roith m. Muine m. Fir Neud m. Fir Lugdach m. Buain m. Argatibair m. Cairpre Cluichechair mc Con Corb & Eithne Sithbaicce ingen side Óengusa Múisc
Hereditary Chief or Clan chief;
Septs (finte); Ó hIarlaith (HERLIHY, HARLEY, HURLEY), Ó Geibhennach (GIVNEY, COVENEY, GEANY, GEVENEY, GIBNEY, GUINAN, GUINEA, KEVENEY), Ó Cathalain (, Ó Cadhla (KEILY, KEALY, KEELY, KIELY), Ó Longaidh (LONG, LONGY), Mac Muirnigh (MURNEY, MORNIE, MORNEY), Mac Bearthagra (BERKERY BARAGRY, BARGARY, BARRAGRY, BERACHRY, BERKERRY)
Location - county, barony or townland; Ara Chliach was centered east of the city of Limerick, perhaps in or near the baronies of Clanwilliam and Coonagh in northeastern county Limerick.
Cinéal (Kinship); Dál Cairpre Cluichechair
Branches; Uaithne Cliach, Uí Cuanaigh (MacMuirnigh, Ó Longaidh)
Clan name (Tuath); Dal Cairbre Aradh Tíre
Progenitor; Finnchaidh, son of Ferroith...Connaid m. Máeli Doburchon m. Lóchéne m. Demle m. Lommáin m. Cuirc m. Findchada m. h-Írchada m. Fir Roith m. Fir Nuad m. Buain m. Airgetbrain m. Cairpri Cluichechair m. Con Corb unum genus est & Dál Cairpri Arad Tíre.
Hereditary Chief or Clan chief; Ó Riada (REIDY, REEDY, REDDY, READY -W. Tipp.), Ó Donnagain (DONEGAN, DONNEGAN, DONNEGANE, DOONICAN, DOONIGAN, DUNICAN, DUNNIGAN)
Septs (finte); Ó Murnain (MURNANE, MARRINANE, MARNANE, WARREN-W. Tipp.), Ó hAinmhireach (HANBERRY, HANNEBERRY, HANBURY, HAMERY, ANSBORO-W. Tipp.), Ó Bodhran (BURRANE, BORAN -W.Tipp), Ó Danchair (DANAHER, DANAGHER), Ó Dubh Dabharc (DURACK, DOORICK -W.Tipp Uaithne Tíre), Ó Loingsigh (LYNCH LYNCHY, LENCH,LENCHY)
Location - county, barony or townland; Co. Tipperary (Aradh Tíre was located in northern Tipperary, within the half barony of Ara (and Owney) or the northern half of the barony of Owney and Ara.)
Cinéal (Kinship); Dál Cairpre Cluichechair
Branches; Uaithne Tíre
Clan name (Tuath); Dál Coirpri Cliach (Dál Coirpri Loingsic Beic)
Progenitor; Lughaidh Corb from,..Cairpre Cluichechair mc Con Corb & Eithne Sithbaicce ingen side Óengusa Múisc
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Barony of Idrone in Co. Carlow (in Leinster).
Cinéal (Kinship); Dál Cairpre Cluichechair
Branches; Dál Coirpri Loingsic
Clan name (Tuath); Dál Coirpri Loingsic
Progenitor; Coirpri Musc the poet, who received the land of Tír nAmhais from Aongus Musc. ...Lughaidh Corb from,..Cairpre Cluichechair mc Con Corb & Eithne Sithbaicce ingen side Óengusa Múisc
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Munster
Cinéal (Kinship); Dál Coirpri in Ara Cliach (Dál Coirpri Loingsic Beic)
Branches;
Clan name (Tuath); Uí nEirc (Ui Maic Eirce)
Progenitor; Tuthal son of Muirithe, son of Maoltuile, son of Cuan, son of Conall, son of Grilline, son of Maoltuile son of Cuan, son of Conall, son of Grilline, son of Mac Eirc (a quo Ui Maic Eirce), son of Ailill Cennfada, son of Erc, son of Cairbre eabha, son of Brian, son of Fiacha Fidhgheinte (a quo Ui Fidhgeinte)
Hereditary Chief or Clan chief; Ó Bruadar (BRODER, BRODERICK, BROTHERS)
Septs (finte); Mac Braoin (BREEN, MacBREEN, BRUEN, BRUYN, BRYAN)
Location - county, barony or townland;
Cinéal (Kinship); Osraighe
Branches; Na Clanna (Mac Braoin)
Clan name (Tuath); Uí Duach
Progenitor;
Hereditary Chief or Clan chief; Ó Braonain (BRENNAN, BRANNAN, BRANNON)
Septs (finte);
Location - county, barony or townland; Airgetros in Maigib Raigne, Fassadinin, Idough barony, Kilkenny.
Cinéal (Kinship); Osraighe
Branches; Clann Amhlaibh (Clan Awly of Ui Duach), Clann mic Conill, Clann c. mhic Kelowe, alias Clann mhic Gillenanaomh & Clann Muirchertaigh
Clan name (Tuath); Ui Berchon (Ui Bearrchon)
Progenitor; Iachtchair, a descendant of Aengus Osrithe
Hereditary Chief or Clan chief; Ó Callaidhe (O'Kelly, O'Kealy, O'Coely)
Septs (finte);
Location - county, barony or townland; Old barony of Ibercon, forming the northern portion of the more modern barony of Ida (O'Donovan), in southeast Co. Kilkenny
Cinéal (Kinship); Osraighe
Branches;
Clan name (Tuath); Ui Cruinn (Uí Crinn, Uí Grine)
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Medieval 'barony' of Igrin [modern barony of Ida], in southeast Co. Kilkenny
Cinéal (Kinship); Dál Chormaic
Branches;
Clan name (Tuath); Uí Fairchelláin
Progenitor;
Hereditary Chief or Clan chief; Ua hÚrachán (O'Horahan)
Septs (finte);
Location - county, barony or townland; Parish of Offerlane, Co. Leix
Cinéal (Kinship); Osraighe
Branches;
Clan name (Tuath); Úi Scelláin
Progenitor; Scellan, who was sixth in descent from Aengus Osrithe
Hereditary Chief or Clan chief; Ó Sceallain (SCALLEN, SKALLEN, SKELLAN, SKELTON)
Septs (finte);
Location - county, barony or townland; Hui Scellain was in Sliabh Mairge, the mountain district which, extending into Kilkenny from Carlow and Queen's County, embraced the Castlewarren, Johnswell, and Kilmogar hills, in the north of the Barony of Gowran
Cinéal (Kinship); Osraighe
Branches;
Clan name (Tuath); Tuath-an-Toraidh
Progenitor;
Hereditary Chief or Clan chief; Ua Dubhsláine (DELANEY,DELANE, DELANY, DULANE, DULANEY, O'Delany or O'Dulany )
Septs (finte);
Location - county, barony or townland; Coill Uachtarach, barony of Upper Woods, Co. Leix
Cinéal (Kinship); Osraighe
Branches;
Clan name (Tuath); Úi Geintich
Progenitor;
Hereditary Chief or Clan chief; Ua Donnachadha (Dunphy, O'Donochowe, O'Dunaghy, O'Donoghue, Donohoe, Donagh)
Septs (finte);
Location - county, barony or townland; Ogenty [Ui-Geintigh, and Tir-Ua-nGentigh], Barony of Gowran, Co. Kilkenny.
Cinéal (Kinship); Osraighe, [Mag Máil]
Branches;
Clan name (Tuath); Fothairt in Chairn a.k.a. Fothar Tíre
Progenitor; Sétna, the son of Artt Cerp, son of Cairbre Niad, son of Cormac Már, son of Óengus Mend, son of Eochaid Find Fuath n-Airtt, son of Feidhlimidh Reachtmhar, son of Tuathal Teachtmhar
Hereditary Chief or Clan chief; Ó Lorcain (LARKIN, LARKAN, LARKEN, LARCOM, LARKING, LERKIN,)
Septs (finte);
Location - county, barony or townland; Barony of Forth, Co. Wexford
Cinéal (Kinship); Fotharta
Branches; Fothairt Fili, Fothairt Tuile, Fothairt Maige Ítha (7 Aicme (tribes), viz., Ui Deaga, Ui Setna, Ui Dimai, Ui Eircc, Ui Chormaic, Ui Niath and Ui Duirrtheacht. ), Fothairt Imchlár oc Ard Macha & Fothairt Bile.
Clan name (Tuath); Fothairt Feadh a.k.a. Fotharta Osnadhaigh
Progenitor; Dub Indrecht m. Fergusa m. Moínaig m. Fínáin m. Rónáin m. Echach m. Báeth m. Nannida m. Féicc m. Ier m. Cathbath m. Adnaich (a quo Fothairt) m. Airt Chirp m. m. Coirpri Niad, in descent from Cormac Már m. Óengusa Mind m. Eochaid Find Fuath n-Airtt m. Feidelmid Rechtada m. Thuathail Techtmair
Hereditary Chief or Clan chief; Ó Nuallain (NOLAN, KNOWLAN- Laeghis)
Septs (finte); Ó Bolguidhir (BOLGER, BULGER), Ó Cobthach (COFFEY, COFFEE, COFFIE), Ó Luinin (Lineen),
Location - county, barony or townland; Barony of Forth, Co. Carlow
Cinéal (Kinship); Fotharta
Branches; Fothairt Airthir Liphi, Fotharta Airbrech fri Brí Ele aniar, and Fotharta Fer Cúl, Fothar Breg; alias Fothar Mac nDeichill of Bregia.
Clan name (Tuath); Beann Traidhe
Progenitor; Cillíne m. Dochartaich m. Eóin m. Feromuin m. Aildíne m. Oirenn m. Mágach m. Cellaich Croto m. Nechta m. Lugna m. Inomuin m. Benta a quo Bentraige nominantur nó Benta filius Conchobuir m. Nessa ut alii dicunt m. Máil m. Formáil m. Sírnae m. Forich m. Rochada m. Clothnai m. Coirbb m. Sethrann m. Loga m. Cethnenn.
Hereditary Chief or Clan chief; Ó Coigligh (O'Coskry, COGLEY, KEGLEY) Clann Cosgraigh (O'Coskry, Cosgry, Coskerry, Cosgrave)
Septs (finte); Ó Beice (BECK, BEAKY, BAKEY ), Ó Bogaigh (BUGGY BUGGEY, BOGGY), Ó Cluainaigh (CLOONEY, CLONEY)
Location - county, barony or townland;
Cinéal (Kinship); Cruithin
Branches;
Clan name (Tuath); Laeghis
Progenitor; Fachtna m. Milige a quo Baccán m. Brain m. Eircc h-Ubulchind m. Feidelmid mc Findchada m. Fiachach Uanchind m. Dáire m. Rossa m. Ogomain m. Fergusa Múlcheist m. Fachtna m. Milige m. Intait m. Lugdach Loíchsi m. Conaill Cernaich.
Hereditary Chief or Clan chief; Ó Mordha (O'MORE, MOORE)
Septs (finte); Mac Gaethin (GAHAN, MacGEEHAN, MAGEEHAN), Mac Ceadach (KEADY, KEADIE, KEDDY, KEEDIE, KEEDY, MACKEADY), Ó Leathlobhar (LALOR, LAWLOR), Ó hArraghain (HARRIGAN, HARAGHAN, HARAHAN), Ó Liathain, Mac Laoidhigh (LEE, MacLEA, MacLEE), Ó Suaird (SWORDS SORD, SOURDES, SUARD), Ó Broithe (BROPHY, BROFIE), Ó Casain (CASHIN, KISSANE), Ó Deoradhain (DORAN, DORRIAN), Ó Dunlaing (DOWLING), Ó Duibhgainn (Deegan),
Location - county, barony or townland; Co. Laois
Cinéal (Kinship); Laeghis
Branches;
Clan name (Tuath); Cinel Crimthann
Progenitor;
Hereditary Chief or Clan chief; Ó Duibh (DUFF, DUFFY)
Septs (finte); Ó Dubhuidhe (Deevy or Devoy), Ó hIndreadhain (HOURIHAN)
Location - county, barony or townland; Ballyduff, Stradbally, Co. Laois. Lord of Creamhthainn (i.e. Maryborough)
Cinéal (Kinship); Laeghis
Branches; Ui Crimthainn Áin (O'Devoy)
Clan name (Tuath); Ui Mic Uais Breagh a.k.a. Muintir Fhiodhbhuide
Progenitor;
Hereditary Chief or Clan chief; Mac Fhiodh bhuidhe (McEvoy)
Septs (finte); Ó hIffernain (HEFFERNAN, HIFFERNANE)
Location - county, barony or townland; Mountrath, Co. Laois
Cinéal (Kinship); Laeghis
Branches; Clan Crecain (Ó hIffernain)
Clan name (Tuath); Ui Meith Macha alias Ui-Meith Tire
Progenitor; Imar m. Muircertaich m. Duibdarac m. Scannlain m. Indrachtaich m. Gairbid m. Ainbeith m. Mailbrigti m. Duibinnracht m. Taidg m. Innreachtaich m. Muiredaich m. Mailimuchair m. Scannlain m. Fingin m. Aedha m. Fiachrach m. Fiachrach m. Eogain m. Briuin m. Muiredaic Meith (a quo H. Meith) m. Imcadha m. Colla Da Crich m. Eachach Doimlen.
Hereditary Chief or Clan chief; Ó hInnreachtaigh (O'Hanratty)
Septs (finte); Ó hAinfeith (HANVEY, HANNAY, HANNEY), Ó Mael Brigdhe (MULREADY, MULBREEDY, MULBRIDE, MULREEDY, MURREADY, MULREDDY), Ó Gairbith (GARVEY), Ó hUarghuis (HORISH,HORISKY, HOURISKEY, WHORISKEY, WATERS, CALDWELL), Ó Beice (BECK, BEAKY, BAKEY), Ó Mearain (MARRON MARRAN, MARRANE, MARREN, MEARN), Ó Smollain (SMOLLEN,SMULLEN),
Location - county, barony or townland; Barony of Monaghan, in the County of Monaghan
Cinéal (Kinship); Síl Colla Focrích
Branches; Ui-Seaain (Ó hAinfeith), Ui-Meath-Mara [Omeath]
Clan name (Tuath); Fernmag, or Fer Fernmaighe [Farney]
Progenitor; Lethlobor m. Fogartaig m. Muiredaig m. Laidgnen m. Fogartaig m. Donnacain m. Fogartaig m. Ruadrach m. Mailfothardaig m. Arthraich m. Aithechda m. Mailduib m. Mailfothardaig m. Cronain m. Fergusa m. Nadsluaig m. Daim argait m. Echach m. Cremthaind Leith m. Feicc m. Dega Duirn m. Rochatha m. Colla Fochrich m. Echdach Doimlen.
Hereditary Chief or Clan chief; Ó Ciaráin (O'Kieran)
Septs (finte); Uí Chríochain (O'Creehan, CREHAN, CREIGHTON, CRICHTON, Uí Lorcáin, Mac Cuilinn (MacQUILLAN), Ó Donnagan (DONEGAN, DONNEGAN, DONNEGANE), Ó Merligh (MARLEY, MARLIE), Ó Daimhin (DEVINE, DEVANE, DEVIN), Ó Dubhruis (DOORISH, DORISH, DORIS, DOURISH), Ó Feadagain (FEDEGAN FADDIGAN, FEDDIGAN), Ó Callada (KELLEDY KALLADIE, KEELEDIE, KELEEDY), Ó Leanain (Leynan), Ó Luain (ÓLOAN, LOON, LUAN, LAMB), Ó Maoilfhinn (MALINN MALLIN, MALYNN, MILLYNN, MULLIN), Ó Marcaigh (MARKEY MARKAY, RIDER, RYDER), Mac Uaid (MacQUAID MacQUADE), Ó Reannachain (RENEHAN RENAGHAN, RENIGHANE, RONAGHAN), Mac Ruari (RORY MacGRORY, MacRURY), Mac Sceachain (SKEHAN SKEEHAN, THORNTON), Mac Soilligh (SOLLY, SOLLEY, SOLEY, SULLY), Ó Tuathail (Toal), Ó Tomaltach (TUMELTY, TOMALTY), Mac Cuairt (MacCOURT, COURTNEY), Mac Raghiallaigh (CRILLY, CROLY, CROLLY),
Location - county, barony or townland; Barony of Farney, Co. Monaghan.
Cinéal (Kinship); Cenél Rochada, Síl Colla Focrích
Branches;
Clan name (Tuath); Clann Lugainn
Progenitor; Lugain, son of Irgalach, son of Eignich, son of Cormac, son of Fergus, son of Aed, son of Cormac, son of Cairpre Dam Argait. Daim Argait (Corpri) son of Echach son of Cremthaind Leith son of Feicc son of Dega Duirn son of Rochatha son of Colla Fochríth
Hereditary Chief or Clan chief; Mag Uidhir (MAGUIRE, McGUIRE, GUIRE, GUIREY, QUIREY) Meicc h-Uidir
Septs (finte); Ó hEgneach (HEANY, BIRD, HEENY, HEGNEY, HIGNY), Ó Dubhdhara (DARRAGH, DARRA, DARROUGH, OAKS), Mac Maghnuis (McManus), Mac Gafraidh (MacCaffrey, Godfrey), Mac Gothraidh (MacCORRY MacGORRY, GODFREY, GOHERY, GOFFREY ), MacAmhlaimh (MacAuley), Mac Asidha (Cassidy), Mac Gilla Uidhir (MacALEAR, MacELEER), Mac Carmaic (MacCORMACK), Mac Aodh (MacGEE, GEE, MAGEE), Mac Ailghile (LILLY CALILLY, LELY, LILLIE, MacALILLY, MacALYLY), Mac Lochlainn (LOUGHLIN MacLACHLAN), MacMurchadha (MacMORROW, Morrow, Murrow -Clann Aodh), Mac Giolla Iosa (MacALEESE GILEECE, MacLEECE), Mac Con Uladh (MacANALLY, COWLEY, CULLOO), Mac Braoin (BREEN, MacBREEN),
Location - county, barony or townland; Co. Fermanagh
Cinéal (Kinship); Síl Daim Argait (Uí Cremthainn)
Branches;
Clan name (Tuath); Muintir Pheodachain (or Muintir Feodachain)
Progenitor; Cormac, son of Cairpre Dam Argait
Hereditary Chief or Clan chief; Mac Giolla Finnein (MacALINION, GILLEEN, GLENDON, LEONARD)
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Síl Daim Argait (Uí Cremthainn)
Branches;
Clan name (Tuath); Muintir Caeman
Progenitor; Cormac, son of Cairpre Dam Argait
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Síl Daim Argait (Uí Cremthainn)
Branches;
Clan name (Tuath); Clann Fergaile
Progenitor; Cormac, son of Cairpre Dam Argait
Hereditary Chief or Clan chief; Ó Baoigheallain (BOYLAN, BOYLAND)
Septs (finte); Mac Giolla Coisgle (CUSKELLY, CUSKLEY, CUSKERY, MacCUSHELY, QUISKELLY, QUOSKLY),
Location - county, barony or townland;
Cinéal (Kinship); Síl Daim Argait (Uí Cremthainn)
Branches;
Clan name (Tuath); Sil nDaimine
Progenitor; Daimíne, son of Cairpre Dam Argait, son of Eocho, son of Crimthann Lethan, son of Fiacc, son of Daig Duirn, son of Rochaid, son of Colla Fochríth (da-Chrioch).
Hereditary Chief or Clan chief; O'Maolruanaidh (Mulrooney)
Septs (finte);
Location - county, barony or townland; Co. Fermanagh
Cinéal (Kinship); Síl Daim Argait, Uí Chremthaind
Branches;
Clan name (Tuath); Síl Tuathail an Tuaiscirt a.k.a. Fir Leamhna
Progenitor; Tuathal, son of Daimíne (a quo Síl Daimini), son of Cairpre Damargait, son of Echach, son of Crimthann, son of Fiacc, son of Daig Duirn, son of Rochaid, son of Colla Fochríth
Hereditary Chief or Clan chief; Ó Caomhain
Septs (finte);
Location - county, barony or townland; Clogher (Clochar mac nDaimin) in modern county Tyrone.
Cinéal (Kinship); Síl Daim Argait (Uí Cremthainn)
Branches;
Clan name (Tuath); Clan Ceallaigh
Progenitor; Daimine, son of Cairpre Dam Argait
Hereditary Chief or Clan chief; Mac Domhnaill (MacDONNELL)
Septs (finte); Ó Flanagain (Flanagan)
Location - county, barony or townland; Lord of Clankelly, Lisnaskea, Fermanagh
Cinéal (Kinship); Síl Daim Argait (Uí Cremthainn)
Branches;
Clan name (Tuath); Clann Nadsluaigh
Progenitor; Nadsluaigh, son of Cairpre Dam Argait, son of Eocho, son of Crimthann Lethan, son of Fiacc, son of Daig Duirn, son of Rochaid, son of Colla Fochríth (da-Chrioch)
Hereditary Chief or Clan chief; Mac Mathghamna (MacMAHON, MacMAHAN, MAGHAN)
Septs (finte); Mac Íomhar (MacGiver, KEEVER MacKEEVER, MACEVER, MACKEVER, KEVER), Mac Ardghail (MacARDLE, ARDALL, MacCARDLE, CARDWELL), Mac Bradaigh (Brady), Ó Cearbhail (CARROLL, CAROOL), Mac Pilib (MacPHILLIPS)
Location - county, barony or townland; Clones, Co. Monaghan
Cinéal (Kinship); Síl Daim Argait
Branches; McMahon (MacArtghail, MacIomhar & MacPilib), O'Carroll (Mac Bradaigh).
Clan name (Tuath); Uí Briúin Archaille
Progenitor; Brian son of Daig Duirn son of Rochaid son of Colla Fochríth
Hereditary Chief or Clan chief; Ua Tuamain
Septs (finte); Barony of Dungannon, co. Tyrone, which is located on the western side of Lough Neagh.
Location - county, barony or townland; Co. Fermanagh
Cinéal (Kinship); Síl Daim Argait (Uí Cremthainn)
Branches;
Clan name (Tuath); Uí Labrada
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Fermanagh
Cinéal (Kinship); Cenél Rochada
Branches;
Clan name (Tuath); Dál n-Oaich
Progenitor; Crimthann Oach, son of Fiacc, son of Daig Duirn, son of Rochaid, son of Colla Fochríth
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Fermanagh
Cinéal (Kinship); Cenél Rochada
Branches;
Clan name (Tuath); Uí Meic Brócc
Progenitor; Echdach Amainsen, son of Crimthann, son of Fiacc, son of Daig Duirn, son of Rochaid, son of Colla Fochríth
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Fermanagh
Cinéal (Kinship); Cenél Rochada
Branches;
Clan name (Tuath); Úa Bresail Airthir [Orior]
Progenitor; Buachalla m. Conchobuir Corraig m. Máel Dúin m. Fíngin m. Rónáin m. Tuathail m. Ailella m. Conaill m. Féicc m. Bressail m. Feidelmid m. Fiachrach Cassáin m. Collai Fochríth.
Hereditary Chief or Clan chief; Ó Céalecháin (KEALAGHAN, KEALAHAN, KEELAGHAN)
Septs (finte); Ó Cernachain (KERNAGHAN, KEARNAGHAN), Ó Madadhain (Madigan), Ó Tréinfhir (TRAINOR TRAINER, TRAYNER), Mac Acadain (MacCADDEN, CADIGAN, MacADAM, MacADAN), Ó Caisile (CASSILY CASHEL, CASLEY, CASSELL, CASSELY, CUSHLEY), Ó Dalachain (DULLAHAN, DALLAGHAN, DALLAHAN, DALLAN, DOLOGHAN),
Location - county, barony or townland; Northern Armagh
Cinéal (Kinship); Airthir, Síl Fiachra Cassán
Branches; Clann Fermaighe (Mac Acadain), Muintir Caiseil
Clan name (Tuath); Úa Bresail Macha
Progenitor; Cummascaig m. Conchobuir Chorraig m. Mailduin m. Finghin m. Ronain m. Thuathail m. Ailella m. Conaill m. Feicc m. Bressail m. Feidlimthe m. Fiachach m. Colla Fochrich.
Hereditary Chief or Clan chief; Ó Gairbith (GARVEY)
Septs (finte); Ó Gabhain (GOAN, SMITH, SMYTH), Ó Cairregain (KERRIGAN, CARRIGAN, CARAGHAN, CARAHAN),
Location - county, barony or townland; Northern Armagh
Cinéal (Kinship); Airthir
Branches;
Clan name (Tuath); Uí Echdach alias Ui Eachach Orior
Progenitor; Murcad m. Ruaidri m. Muiredaich m. Ailella m. Cumascaigh m. Echadon m. Ruadacan m. Cellaich m. Ruadrach m. Conmaeil m. Airmedaich m. Feradaich m. Amalga m. Aililla m. Echach m. Feidlimthe m. Fiachrach m. Colla Da Crich.
Hereditary Chief or Clan chief; Ó Ruadhacain (ROGAN, REDEGAN, ROHAGAN, ROOGAN, RODAGHAN)
Septs (finte); Ó Domhnaill (DONNELL ), Mag Labhradha (GLORY, GLORNEY, MAGLORY, MacGLORY, MacLAVERY, LAVERY, MacLOWRY), Ó hAileagain (HALLAHAN, HALLIGAN, HOLLEGANE, HOLLIGAN),
Location - county, barony or townland; Northern Armagh
Cinéal (Kinship); Airthir
Branches; Síl Ciarain Ua nEchach, Clann-Ruadhagain
Clan name (Tuath); Uí Nialláin (Clan Cernaich)
Progenitor; Nialláin m. Féicc m. Feidelmid m. Fiachrach Cassáin m. Collai Fochríth.
Hereditary Chief or Clan chief; Ua hAnluain (O'Hanlon)
Septs (finte); ÓLorcain (LARKIN, LORKING, LORCAN, LORCAYNE, LURKAN, LURKAYNE), Ó hUidhrin (Herane), Ó hAedhagain (HEGAN EAKIN, EAKEN,HAGAN), Ó Muanain (MOYNAN MONAN, MONANE, MONAYNE, MONYNE, MOONAN, MOYNE), Mac Riabhaigh (MacREEVY MacCREVEY, MacGREEVEY), Mac an tSionnaigh (TINNEY, MacASHEENY, MacATINNEY, ÓTINNEY, TINNY), Mac Gilla Fhiondain (MacALINDON), Ó Cearnaigh (CARNEY, CARNY), Mac Concaille (MacCONKEEL, MacENHILL, WOODS), Ó Foirredh (FUREY, FURY), Ó hEoir (HAIRE HAIR, HARE)
Location - county, barony or townland; The baronies of Oneilland East and West in modern county Armagh.
Cinéal (Kinship); Airthir
Branches;
Clan name (Tuath); Uí Dorrthainn (alias Ui Dorthinn, Dorthaind, Dorethainn, Tortain)
Progenitor; Dorthon, son of Fiacc, son of Feideilmid, son of Fiachra Cassán, son of Colla Fochríth
Hereditary Chief or Clan chief; Maelan Gae Mor
Septs (finte); O'Maelan (MULLAN, MULLEN, MULLIN)
Location - county, barony or townland; Brechmag, centered perhaps near Ardbraccan, 2 miles west of Navan, co. Meath
Cinéal (Kinship); Airthir
Branches;
Clan name (Tuath); Uí Tréna
Progenitor; Trian son of Feidhlimidh, son of Fiachra Cassan, son of Colla Da Crich.
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Armagh
Cinéal (Kinship); Síl Fiachra Cassán
Branches; Craebh Carthaind
Clan name (Tuath); Uí Eochada
Progenitor; Fiachra Cassan, son of Colla Da Crich.
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Armagh
Cinéal (Kinship); Síl Fiachra Cassán
Branches;
Clan name (Tuath); Uí Cruind
Progenitor; Fiachra Cassan, son of Colla Da Crich.
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland; Co. Armagh
Cinéal (Kinship); Síl Fiachra Cassán
Branches;
Clan name (Tuath); Uí Maic Caírthinn alias Cenél Meic Cárthind
Progenitor; Cairthand (a quo H. Mc. Carthaind), son of Eichin, son of Bec (ri Airgiall) m. Cuanach m. mc. Dairi mc. Feidhlimidh mc. Echin mc. Fiacrach Tort mc. Echach mc. Colla Uais
Hereditary Chief or Clan chief; Ó Cochlainn (COLGAN)
Septs (finte); Ó Conghaile (Connell),Ó Cein (KEENE, KEEN, KAIN, KANE), Mac Giolla Michill (MacMEEL MacGILMIHILL, MacGILMICHILL, MITCHELL)
Location - county, barony or townland; Lough Foyle, Tirkeeran, County Londonderry,
Cinéal (Kinship); Uí Meic Uais, Síl Colla Uais
Branches; Clan Conghail (Mac Giolla Michill)
Clan name (Tuath); Uí Fiachrach Arda Srátha
Progenitor; Crichain m. Cathasaich m. Mailcothaig m. Guairi m. Forannan m. Ainmerech m. Cormaic m. Dochairtaig m. Fiachach m. Eirc m. Eachach m. Colla Oss
Hereditary Chief or Clan chief; Ó Críochain (O'Crehan or Creighton)
Septs (finte); Ó hAedha (ÓHea),
Location - county, barony or townland; Ardstraw, Tyrone
Cinéal (Kinship); Uí Meic Uais, Síl Colla Uais
Branches;
Clan name (Tuath); Ui Tuirtre
Progenitor; Floind (otait Ui Loind) m. Muiredaig m. Indrachtaigh m. Reachtabrat m. Mailcraibhi m. Mailfotartaigh m. Suibni m. Furodran m. Bece m. Cuanach m. Dairi m. Feidhlimthe m. Fechin m. Fiacrach Tuirtri m. Eachach m. Colla Uais.
Hereditary Chief or Clan chief; Mac Fhloinn (O'Flynn or O'Lynn)
Septs (finte); Ó Foirbhithe (FURPHY, FURFIE, FURPHEY, FURVEY), Ó hUid (HOOD HOUD, HUDE, MacHOOD, MAHOOD, ÓHOUD), Ó Maelruanaidh (MULROONEY, MULRONEY, MURRONY), Ó Domhnaillain (DONNELLAN, DONELAN),
Location - county, barony or townland; West of Lough Neagh (in modern County Tyrone), as well as northwest of the great Lough in the modern barony of Loughinsholin, County Londonderry.
Cinéal (Kinship); Uí Meic Uais, Síl Colla Uais
Branches;
Clan name (Tuath); Uí Mac Uais Mide
Progenitor; Colla Uais.
Hereditary Chief or Clan chief; Ua Comhraidhe (O'Curry)
Septs (finte);
Location - county, barony or townland; Moygoish barony, co. Westmeath)
Cinéal (Kinship); Uí Meic Uais, Síl Colla Uais
Branches;
Clan name (Tuath); Uí Mac Uais Breg
Progenitor; Colla Uais.
Hereditary Chief or Clan chief; ÓhInnascaigh (Ennis)
Septs (finte); Ó Minnegain (MINNEGAN, MINNICAN), Ó Cormaidhe (CORMIE CORMY, CORMEY, COOMIE, CUMEY), Ó Dubheoin (DEVINE, DEVANE, DEVIN),
Location - county, barony or townland; Upper Kells/Lower Navan baronies, co. Meath
Cinéal (Kinship); Uí Meic Uais, Síl Colla Uais
Branches;
Clan name (Tuath); Cenel mBecce
Progenitor; Suibni (a quo Cenel mBece) mc. Mailodrain mc. Suibne mc. Bec mc. Cuanach mc. Dairi mc. Feidhlimidh mc. Echin mc. Fiacrach Tort mc. Echach mc. Colla Uais
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Síl Colla Uais
Branches;
Clan name (Tuath); Uí Dáire
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Síl Colla Uais
Branches;
Clan name (Tuath); Uí Cormaic
Progenitor; Brion, son of Echach, son of Colla Uais
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship); Síl Colla Uais
Branches;
Clan name (Tuath); Mac Murchadha
Progenitor; Murcha or Murchadha
Hereditary Chief or Clan chief; MacMurchadha (MacMorough, MacMorrow, Morrow, Moroghoe)
Septs (finte); MacMurcha, MacMurchadha, Ó Murchadha (MORROW, MURROW, MacMORROW, MOROGHOE, MOROGHOW, MORROWSON, MURPHY, MacMURRAY, MacMORAY)
Location - county, barony or townland; Ulster, Leinster and Scotland
Cinéal (Kinship); Uí Ceinnselaig
Branches; Morrow, MacMurrough, MacMurray (MacMoray), Kavanagh, Murphy
Clan name (Tuath);
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship);
Branches;
Clan name (Tuath);
Progenitor;
Hereditary Chief or Clan chief;
Septs (finte);
Location - county, barony or townland;
Cinéal (Kinship);
Branches;