Roman Catholic Diocese of Włocławek
Diocese of Włocławek Dioecesis Vladislaviensis Diecezja Włocławska  | |
|---|---|
| Location | |
| Country | Poland | 
| Ecclesiastical province | Gniezno | 
| Statistics | |
| Area | 8,824 km2 (3,407 sq mi) | 
Population
 
  | 
 
 
  | 
| Information | |
| Denomination | Catholic Church | 
| Sui iuris church | Latin Church | 
| Rite | Roman Rite | 
| Cathedral | Włocławek Cathedral Katedra Wniebowzięcia Najświętszej Marii Panny (Cathedral of the Assumption of the Blessed Virgin Mary)  | 
| Current leadership | |
| Pope | Leo XIV | 
| Bishop | Krzysztof Jakub Wętkowski | 
| Metropolitan Archbishop | Wojciech Polak | 
| Bishops emeritus | Stanisław Gębicki Wiesław Mering  | 
| Map | |
| Website | |
| Website of the Diocese | |
Basilica of Our Lady (left) Sanctuary of the Mother of God Victorious in Brdów (right)
The Diocese of Włocławek (Latin: Dioecesis Vladislaviensis) is a Latin Church ecclesiastical territory or diocese of the Catholic Church in Poland. It is a suffragan in the ecclesiastical province of the Metropolitan Archdiocese of Gniezno. Until the 20th century, it was known as the Diocese of Kujawy.
The bishops' seat is Włocławek Cathedral, also a minor basilica: Bazylika Katedralna Wniebowzięcia NMP in the city of Włocławek, in Kujawsko-Pomorskie. 
The diocese has two more Minor Basilicas: 
- Basilica of Our Lady of Licheń (Polish: Bazylika MB Bolesnej Królowej Polski), in Licheń Stary, Wielkopolskie
 - Bazylika Wniebowzięcia NMP, in Zduńska Wola, Łódzkie.
 
The diocese is currently headed by Bishop Krzysztof Jakub Wętkowski, appointed in 2021.