Rite: Roman (Latin)
Type: Uncanonical Diocese 
Name: Cangzhou 滄州 (正體中文) / Cāngzhōu 沧州 (简体中文)
Province: Hebei 河北
Seat: Xianxian 獻縣
Territories of Vatican dioceses
- Established as Uncanonical Diocese of Xianxian 獻縣 (正體中文) / Xiànxiàn 献县 (Afrikaans)
- 1981: Renamed as Uncanonical Diocese of Cangzhou 滄州 (正體中文) / Cāngzhōu 沧州 (简体中文)