Diocese of Płock Dioecesis Plocensis Diecezja Płocka
Cathedral of St. Mary of Masovia inPłock
Coat of arms
Location
Country	Poland
Ecclesiastical province	Warszawa
Metropolitan	Archdiocese of Warszawa
Statistics
Area	11,000 km2 (4,200 sq mi)
Population Total Catholics	(as of 2019) 807,089 800,120 (99,1%)
Information
Denomination	Catholic Church
Rite	Latin Rite
Established	1075
Cathedral	Bazylika katedralna Wniebowzięcia Najświętszej Maryi Panny Cathedral of St. Mary of Masovia in Płock
Current leadership
Pope	Leo XIV
Bishop	Szymon Stułkowski
Metropolitan Archbishop	Kazimierz Nycz
Auxiliary Bishops	Mirosław Milewski
Bishops emeritus	Piotr Libera
Map
Website
Website of the Diocese

TheDiocese of Płock (Latin:Dioecesis Plocensis) is aLatin Churchdiocese of theCatholic Church located in the city ofPłock in theecclesiastical province ofWarszawa inPoland.

Sunday mass attendance in 2013 was 30.7% of the population (39.1% Polish average) placing it to the group of less religious dioceses in the country.

• 1075: Established as Diocese of Płock^[1]
• During theGerman occupation of Poland (World War II), the Archbishop of PłockAntoni Julian Nowowiejski and the auxiliary BishopLeon Wetmański [pl] were imprisoned in the village ofSłupno, and then in 1941 murdered in theSoldau concentration camp, where also many other priests from Płock were killed.^[2] Nowowiejski and Wetmański are now considered two of the108 Blessed Polish Martyrs of World War II by theCatholic Church. The Cathedral's ancient treasury, church archives and the diocesan library in Płock wererobbed by the Germans, and taken to museums inKönigsberg,Wrocław andBerlin.^[3]
• 2018: Płock Cathedral along with the entireWzgórze Tumskie ("Tumskie Hill") listed by the President of Poland as aHistoric Monument of Poland.^[4]

• Minor Basilicas:
  • Bazylika pw. Zwiastowania NMP,Czerwińsk
    (Assumption)
  • Bazylika pw. Zwiastowania NMP (Parafię św. Mateusza),Pułtusk
    (Annunciation)

    

• Bishops of Płock (Roman rite)
  • ArchbishopWojciech Baranowski (1591–1607)
  • ArchbishopHenryk Firlej (1617–1624)
  • BishopJan Gembicki (1655.05.11 – 1674.03.13)
  • BishopAndrzej Chryzostom Załuski (1692.10.15 – 1699.05.25)
  • BishopAndrzej Stanisław Załuski (1723.11.22 – 1736.11.19)
  • BishopAntoni Sebastian Dembowski (1737–?)
  • BishopJózef Eustachy Szembek (1753–1758)
  • ArchbishopMichał Jerzy Poniatowski (1773–1784)
  • BishopIraklij Listovskyj (1783 – 1809.08.30)
  • BishopKrzysztof Hilary Szembek (1784.10.02 – 1797.09.05)
  • BishopIvan Krasovskyj (1809.09.22 – 1826)
  • BishopTomasz Ostaszewski,S.J. (1815.09.04 – 1817.01.17)
  • BishopAdam Michał Prażmowski (1818–?)
  • ArchbishopWincenty Teofil Popiel (1863.03.16 – 1875.07.05)
  • ArchbishopFranciszek Albin Symon (1897.07.21 – 1901.04.15)
  • ArchbishopJerzy Józef Szembek (1901.04.16 – 1903.11.09)
  • ArchbishopApollinary Wnukowski (1904.04.01 – 1908)
  • ArchbishopAntoni Julian Nowowiejski (1908.06.12 – 1941.05.28)
  • BishopTadeusz Paweł Zakrzewski (1946.04.12 – 1961.11.26)
  • BishopBogdan Sikorski (1964.01.21 – 1988.02.04)
  • ArchbishopZygmunt Kamiński (1988.02.04 – 1999.05.01)
  • ArchbishopStanisław Wielgus (1999.05.24 – 2006.12.06)
  • BishopPiotr Libera (2007.05.02 – 2022.06.04)
  • BishopSzymon Stułkowski (since 2022.10.31)

• Roman Catholicism in Poland

• GCatholic.org
• Catholic Hierarchy
• Diocese website

52°32′28″N19°41′23″E / 52.5410°N 19.6898°E /52.5410; 19.6898

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