Bishops of Kujawy (later known as bishops of Włocławek) are the bishops of the Roman Catholic Diocese of Kujawy (1133–1818), Roman Catholic Diocese of Kujawy–Kalisz (1818–1925) and Roman Catholic Diocese of Włocławek (from 1925).
Bishops of Kujawy (Kruszwica) (966–1156) The following are the legendary bishops of Kruszwica mentioned by Jan Długosz. They are not believed to be historical persons: 966–993 – Lucidus 993–1014 – Wawrzyniec 1015–1033 – Marcellinus Marceli 1034–1055 – Wenanty 1056–1081 – Jan Rzymianin 1082–1097 – Romanus/Roman 1097–1111 – Paweł 1111–1128 – Baldwin Gall 1129–1156 – Świdger/Swidger