Diocese of Pelplin Dioecesis Pelplinensis Diecezja Pelplińska
Cathedral Basilica of the Assumption inPelplin
Location
Country	Poland
Metropolitan	Gdańsk
Statistics
Area	13,361 km2 (5,159 sq mi)
Population Total Catholics	(as of 2021) 785,520 728,000 (92.7%)
Information
Denomination	Catholic Church
Sui iuris church	Latin Church
Rite	Roman Rite
Cathedral	Bazylika Katedralna Wniebowzięcia Najświętszej Maryi Panny (Cathedral Basilica of the Assumption of the Blessed Virgin Mary)
Patron saint	Our Mother of Perpetual Help (Principal) Saint Lawrence (Secondary)
Current leadership
Pope	Leo XIV
Bishop	Ryszard Kasyna
Metropolitan Archbishop	Tadeusz Wojda
Auxiliary Bishops	Arkadiusz Okroj
Website
Website of the Diocese

TheDiocese of Pelplin (Latin:Pelplinen(sis);Kashubian:Pelplińskô diecezjô) is aLatin Church ecclesiastical territory ordiocese located in the city ofPelplin,Poland. It is asuffragan diocese in theecclesiastical province ofmetropolitanArchdiocese of Gdańsk. The biggest city of diocese isTczew.

• 1243: Established as part ofRoman Catholic Diocese of Chełmno
• March 25, 1992:Roman Catholic Diocese of Chełmno split into the Diocese of Pelplin and TheDiocese of Toruń
• June 27, 2023:Pope Francis, through theDicastery for Divine Worship and the Discipline of the Sacraments, proclaimed the Blessed Virgin Mary as "Our Mother of Perpetual Help" the principal patroness, andSaint Lawrence as secondary patron of the diocese.

• Minor Basilicas:
  • Bazylika Ścięcia Świętego Jana Chrzciciela (Basilica of the Beheading of St. John Baptist),Chojnice

• Bishops of Pelplin
  • BishopRyszard Kasyna (since 2012.12.08)
  • BishopJan Bernard Szlaga (1992.03.25 – 2012.04.25)
• Bishops of Chelmno
  • ArchbishopMarian Przykucki (1981.06.15 – 1992.03.25)
  • BishopBernard Czapliński (1973.03.16 – 1980.12.30)
  • BishopKazimierz Jósef Kowalski (1946.03.04 – 1972.05.06)
  • BishopCarl Maria Splett (Apostolic Administrator 1940.12.05 – 1946.03.04)
  • BishopStanislao Okoniewski (1926.10.04 – 1944)
  • BishopAugustinus Rosentreter (1898.12.22 – 1926.10.04)
  • BishopLeo Redner (1886.11.16 – 1898.04.01)
  • BishopJohannes von der Marwitz (1857.01.14 – 1886.03.29)
  • BishopAnastasius Johannes Sedlag (1833.07.28 – 1856.09.23)
  • BishopIgnatius Vincentius Matthy (1823.11.17 – 1832.05.20)
  • BishopFranciszek Ksawery Graf Rydzyński (1795.10.10 – 1814.10.16)
  • BishopJohann Karl Reichsgraf von Hohenzollern-Hechingen (1785.01.31 – 1795.12.18)
  • BishopAntoni Onufry Okecki (1771.03.04 – 1775.05.29)
  • BishopAndrzej Ignacy Baier (1758.11.18 – 1785.01.31)
  • BishopWojciech Stanisław Leski,O. Cist. (1746.10.17 – 1758.09.19)
  • BishopAndrzej Stanisław Załuski (1739.03.08 – 1746.05.02)
  • BishopAdam Stanisław Grabowski (1736.09.26 – 1739.07.15)
  • BishopJózef Eustachy Szembek (1736 – 1753)
  • BishopThomaz Franciszek Czapski, O. Cist. (1730.12.06 – 1733.04.23)
  • BishopFeliks Ignacy Kretowski (1722.11.20 – 1730.12.06)
  • BishopJan Kazimierz de Alten Bokum (1718.06.27 – 1721.06.30)
  • ArchbishopTeodor Andrzej Potocki (1699.04.11 – 1712.06.10)
  • BishopKazimierz Szczuka (1693.10.02 – 1694.06.30)
  • BishopJan Kazimierz Opaliński, O. Cist. (1681.06.23 – 1693.07.22)
  • BishopJan Małachowski (1676.06.22 – 1681.05.12)
  • ArchbishopAndrzej Olszowski (1661.02.23 – 1674.10.01)
  • BishopAdam Kos (1657.11.11 – 1661.02.11)
  • BishopJan Gembicki (1653.04.21 – 1655.05.11)
  • ArchbishopAndrzej Leszczyński (1646.05.04 – 1653.01.08)
  • ArchbishopJan Lipski (1636 – 1639)
  • ArchbishopWawrzyniec Gembicki (1600 – 1610)
  • CardinalStanisław Hosius (1549.07.12 – 1551.05.11)

• Catholic Church in Poland
• Konstantyn Dominik

• GCatholic.org
• Catholic Hierarchy
• Diocese website
• Servant of God, Bishop Konstantyn Dominik

53°55′34″N18°42′04″E / 53.92611°N 18.70111°E /53.92611; 18.70111

• Roman Catholic dioceses in Poland
• Religious organizations established in the 1240s
• 1240s establishments in Europe

• Pages using gadget WikiMiniAtlas
• Articles with short description
• Short description is different from Wikidata
• Articles containing Latin-language text
• Articles containing Kashubian-language text
• Coordinates on Wikidata