The Roman Catholic Diocese of Kyiv-Zhytomyr (Latin: Dioecesis Kioviensis-Zytomeriensis) is a suffragan diocese of the Latin Rite of the Catholic Church in Ukraine in ecclesiastical province of the Metropolitan [[Roman Catholic Archdiocese of Lviv of the Latins|Archdiocese of Lviv of the Latins.
Its cathedral episcopal see is the Cathedral of Holy Wisdom, in Żytomierz (Житомир), Zhytomyr Oblast. It also has a Co-Cathedral of St. Alexander, in Kyiv (Київ), and a former cathedral: Church of St. Nicholas, also in Kyiv (Київ), Kiev.
Established in 1321 as Diocese of Kyiv / Chiovien(sis) (Latin) / Kiovien(sis) (Latin)Renamed in 1638 as Diocese of Kyiv–Černihiv / Kyiv and Chernihiv (English) / Kiovien(sis) et Chiovien(sis) (Latin)Suppressed on 1798.08.08, its territory being reassigned to establish the Roman Catholic Diocese of Lutsk and Zytomierz.Restored on 1998.11.25 as Diocese of Kyïv–Žytomyr / Kyiv–Zhytomyr / Kiovien(sis)–Zytomerien(sis) (Latin) on territory split off from the suppressed Diocese of Žytomyr (itself split off in 1925 from the Diocese of Lutsk-Zhytomyr), whose last incumbent was appointed hereLost a substantial portion of the diocesan territory on 4 May 2002, to establish the Diocese of Kharkiv–Zaporizhia.As per 2014, it pastorally served 219,600 Catholics (2.7% of 8,182,668 total) on 111,600 km² in 162 parishes and 124 missions with 160 priests (60 diocesan, 100 religious), 277 lay religious (112 brothers, 165 sisters) and 36 seminarians.
(all Roman Rite)
Suffragan Bishops of KyivHenryk, Dominican Order (O.P.) (1321 – ?)Jakub, O.P. (? – death 1386)Mikołaj, O.P. (? – ?)Borzysław, O.P. (? – ?)Andrzej (1397 – death 1434)Jan (? – death 1466)Klemens (? – death 1473)Jan Filipowicz (1519 – death 1537)Franciszek (? – death 1551)Jan Andruszewicz (1545 – 1556.08.27), next Bishop of Luck and Włodzimierz (Ukraine) (1556.08.27 – death 1567)Mikołaj Pac (1557 – death 1585)Józef Wereszczyński (1592 – death 1598)Krzysztof Kazimirski (1598 – death 1618.06.15)Bogusław Radoszewski (1619.01.17 – 1633.06.06), next Bishop of Luck (Ukraine) (1633.06.06 – death 1638)Bishop-elect Andrzej Szołdrski (1633 – 1635.01.14); after his episcopal consecration Bishop of Poznań (Poland) (1635.01.14 – death 1650.04.01) and Bishop of Przemyśl (Poland) (1635.08.14 – 1636.07.21)Suffragan Bishops of Kyiv–ČernihivAleksander Sokołowski (1636.07.21 – death 1645.05.09)Stanisław Zaremba (1646.04.23 – death 1653.08.03)Jan Leszczyński (1655 – 1656)Tomasz Ujejski, Jesuit Order (S.J.) (1656 – resigned 1676), also/next Auxiliary Bishop of Warmia (Poland) (1666 – death 1689.08.01)Jan Stanisław Witwicki (1679.06.12 – 1682.05.25), next Bishop of Luck (Ukraine) (1682.05.25 – 1687.11.24), Bishop of Poznań (Poland) (1687.11.24 – 1698.03.04)Andrzej Chryzostom Załuski (1683.11.15 – 1692.10.15), next Bishop of Płock (Poland) (1692.10.15 – 1699.05.25), Bishop of Warmia (Poland) ([1698.06.06] 1699.05.25 – death 1711.05.01) and Apostolic Administrator of Sambia (Russia) (1699.05.25 – 1711.05.01)Mikołaj Stanisław Święcicki (1697 – 1699), next Bishop of Poznań (Poland) (1699 – death 1707)Jan Paweł Gomoliński (1698 – death 1711)Walenty Maciej Arcemberski (? – 1717)Jan Joachim Tarło, S.J. (1718.12.05 – 1723.03.15), next Bishop of Poznań (Poland) ([1722] 1723.03.15 – 1732.08.13)Samuel Jan Ożga (1723.09.27 – death 1756.04.19)Kajetan Ignacy Sołtyk (1756.04.19 – 1759.03.13), succeeding as previous Coadjutor Bishop of Kyiv–Černihiv (1749.09.22 – 1756.04.19) and Titular Bishop of Emmaus (1749.09.22 – 1756.04.19); later Bishop of Kraków (Poland) ([1759.02.12] 1759.03.13 – death 1788.07.30)Józef Andrzej Załuski (1759.09 – death 1774.01.07)Franciszek Kandyd Ossoliński, Conventual Franciscans (O.F.M. Conv.) (1774.01.07 – death 1784.08.07), previously Titular Bishop of Dardanus (1765.04.22 – 1774.01.07), first as Coadjutor Bishop of Bacău (Romania) (1765.04.22 – 1773.12.20), then as Coadjutor Bishop of Kyiv–Černihiv (1773.12.20 – succession 1774.01.07)Kasper Kazimierz Cieciszowski (1784.08.07 – 1798.11.17), succeeding as former Titular Bishop of Theveste (1775.05.29 – 1784.08.07) and Coadjutor Bishop of Kyiv–Černihiv (1775.05.29 – 1784.08.07); later Bishop of Lutsk and Zytomierz (Ukraine) (1798.11.17 – 1828.06.23), Metropolitan Archbishop of Mohilev (Belarus) (1828.06.23 – 1831.04.28)[Apostolic Administrator^]] Father Teofil Skalski (1926 – 1932), no other prelatureSuffragan Bishops of Kyïv–ŽytomyrJan Purwiński (16 January 1991 – retired 15 June 2011), previously last Bishop of mother see Žytomyr (Ukraine) (1991.01.16 – 1998.11.25)Archbishop Petro Herkulan Malchuk (15 June 2011 – 27 May 2016)Apostolic Administrator Vitaliy Skomarovskyi (2016.05.31 – ...), while Bishop of Luck (Ukraine) (2014.04.12 – ...); formerly Titular Bishop of Bencenna (2003.04.07 – 2014.04.12) as Auxiliary Bishop of Kyïv–Žytomyr (Ukraine) (2003.04.07 – 2014.04.12).TO ELABORATE & WORK IN
Coadjutor Bishop: Józef Antoni Łaszcz (1741.08.07 – 1748.01.31)Auxiliary Bishop: Stanislav Szyrokoradiuk, O.F.M. (1998.11.25 – 2014.04.12)Auxiliary Bishop: Cyryl Lubowidzki (1884.03.24 – 1897.08.02)Auxiliary Bishop: Franciszek Remigiusz Zambrzycki (1781.12.10 – 1826)Auxiliary Bishop: Józef Michał Ignacy Franciszek Olędzki, Sch. P. (1763.01.24 – 1781)Auxiliary Bishop: Antanas Tiškevičius (Antoni Dominik Tyszkiewicz) (1739.07.20 – 1740.09.16)Auxiliary Bishop Stanislaus Giannotti, C.R.S.A. (1659.12.01 – 1681) 
