1960s|President: Douglas Hyde (until June 24, 1945); Seán T. O'Kelly (starting June 25, 1945)
Taoiseach: Éamon de Valera (FF)
1 January – Most public transport came under the control of Córas Iompair Éireann.
12 January – The people of Ireland donated £100,000 to the starving people of Italy.
13 April – Dáil Éireann sat for 20 minutes to express sympathy and pay tribute to US President Franklin Delano Roosevelt, who died the previous day. The House was then adjourned.
27 April – The Fine Gael party nominated Seán Mac Eoin as their presidential election candidate in opposition to the Minister for Finance Seán T. O'Kelly.
In one of the most controversial episodes of his premiership, Taoiseach Éamon de Valera called to the German Ambassador to express his sympathy following the death of Adolf Hitler.
In the last Irish shipping loss due to World War II, motor fishing trawler Naom Garvan caught a naval mine in her trawl off Helvick Head, Dungarvan; all three crew were lost.
7 May – Reports of a German surrender brought students of Trinity College Dublin onto the roof of the university singing the English and French national anthems. A riot ensued following the burning of the Irish tricolour.
11 May – Government censorship of the media was lifted.
16 May – Éamon de Valera replied in a radio broadcast to Winston Churchill's criticism of Irish neutrality.
18 May – Éamon de Valera announced £12 million food and clothing aid programmed for Europe.
22 May – Irish Legal Terms Act signed into law.
25 June – Seán T. O'Kelly was inaugurated as the second President of Ireland.
July – Rannóg an Aistriúcháin, the Oireachtas translation service, published Litriú na Gaeilge: Lámhleabhar an Chaighdeáin Oifigiúil ("Irish orthography: a handbook of the official standard").
24 July – John F. Kennedy visited Dublin as a journalist and met the Taoiseach, Éamon de Valera. He filed a story for the New York Journal-American on 29 July entitled, "Eamon de Valera Seeks to Unite All Ireland: Eire Premier Answers Dillon on Constitutional Rights".
21 August – Two nationalist MPs took the Oath of Allegiance and entered the Parliament of the United Kingdom at Westminster.
16 September – Count John McCormack, the famous tenor, died in Dublin aged 61.
15 October – Professor Eoin MacNeill died in Dublin aged 77. He was a founder-member of the Gaelic League and the Irish Volunteers.
3 December – Oranges went on sale in Ireland for the first time since the end of World War II.
14 December – The Nuremberg Trials heard the story of German plans to create a revolution in Ireland during the War.
25 December – In his presidential address President Seán T. O'Kelly asked the youth of Ireland to make a particular effort to restore the Irish language.
A "popular edition" of the Constitution of Ireland is published by the Stationery Office, amending the Irish language text.
J. Sheridan Le Fanu's Green Tea and Other Ghost Stories was published posthumously in the United States.
E. J. Moeran's Cello Concerto incorporated fragments of Irish music.
Establishment of Irish language publisher Sáirséal agus Dill in Dublin by Seán Sairséal Ó hÉigeartaigh and his wife Bríd Ní Mhaoileoin.
League of Ireland
The Irish Open was not played due to The Emergency.
8 January – Kevin Conneff, bodhrán player and singer with The Chieftains.
Tony Maher, Cork hurler.
Eddie O'Brien, Cork hurler.
2 February – Billy Morgan, Cork Gaelic footballer and manager.
5 February – Michael Courtney, titular archbishop of Eanach Dúin and Apostolic Nuncio to Burundi (assassinated 2003).
12 February – Jimmy Keaveney, Dublin Gaelic footballer.
17 February – Brenda Fricker, actress.
17 March – Paddy Mulligan, soccer player.
March – Bernard Durkan, Fine Gael TD for Kildare North.
2 April – Batt O'Keeffe, Fianna Fáil TD for Cork North-West and Minister of State.
8 April – Diarmuid Martin, Roman Catholic Archbishop of Dublin and Primate of Ireland.
18 April – Margaret Hassan, aid worker in Iraq, kidnapped and murdered by Iraqi insurgents (died 2004).
20 April – Alan Dukes, leader of Fine Gael and TD, Director General of the Institute of European Affairs.
26 April – Séamus Kirk, Fianna Fáil TD for Louth.
27 April – Dinny McGinley, Fine Gael TD for Donegal South-West.
4 May – Jim Higgins, Fine Gael TD, Senator and Member of the European Parliament.
Susan Denham (née Gageby), Chief Justice of Ireland.
Alexis FitzGerald, Jnr, Fine Gael TD and Senator.
Christy Moore, folk singer.
21 May – Éamonn Cregan, Limerick Gaelic footballer and hurler, manager.
1 June – Niamh Bhreathnach, Labour Party politician, TD and Minister for Education.
1 June – Jarlath McDonagh, Fine Gael politician.
6 June – Denis Coughlan, Cork Gaelic footballer and hurler.
17 June – Pat Hickey, judoka and Olympic sports administrator.
20 June – Denis Brennan, Bishop of Ferns (2006– ).
30 June – Sean Scully, painter.
June – Nora Owen, Fine Gael TD and Minister for Justice.
1 July – Jack Wall, Labour Party TD for Kildare South.
11 July – Patrick Joseph McGrath, second Roman Catholic Bishop of San Jose in California.
July – John Dardis, Progressive Democrats Senator.
3 August – Eamon Dunphy, footballer, commentator and broadcaster.
12 September – Maria Aitken, actress, writer and director.
13 September – Niall FitzGerald, businessman.
15 September – Donie Cassidy, Fianna Fáil TD representing Longford–Westmeath, businessman.
20 September – Eamonn Walsh, Labour Party TD, local councillor.
September – Gerald McCarthy, Cork hurling manager and player.
19 November – Christie Hennessy, folk singer songwriter (died 2007).
8 December – John Banville, novelist.
17 December – John Neill, Church of Ireland Archbishop of Dublin, Bishop of Glendalough, Primate of Ireland and Metropolitan.
24 December – Noel Davern, Fianna Fáil TD representing Tipperary South, Cabinet Minister, Member of the European Parliament.
Richie Bennis, Limerick hurling manager.
Justin McCarthy, Cork hurler, Waterford hurling manager.
Bernard O'Donoghue, poet and academic.
Philip Pettit, philosopher and political theorist.
Kieran Purcell, Kilkenny hurler.
Pad Joe Whelehan, Offaly hurler, manager.
30 January – Patrick Belton, Fianna Fáil and Cumann na nGaedheal TD, President of the anti-communist Irish Christian Front (born in 1885).
4 April – Henry Guinness, served as an Independent member of the Seanad from 1922.
24 July – Kitty Kiernan, fiancée of the assassinated Michael Collins (born 1892).
3 October – Dermod O'Brien, painter (born in 1865).
13 October – Joseph MacRory, Cardinal, Archbishop of Armagh and Primate of All Ireland (born in 1861).
15 October – Eoin MacNeill, scholar, nationalist and revolutionary (born in 1867).
24 October – Frederick Field, Royal Navy Admiral of the Fleet and First Sea Lord (born in 1871).
6 December – Edmund Dwyer-Gray, politician and 29th Premier of Tasmania in 1939 (born in 1870).
20 December – John M. Lyle, architect in Canada (born in 1872).
1945 in Ireland Wikipedia
Events from the year 1945 in Ireland.