Diocese of Xiwanzi

Diocese of Xiwanzi

Dioecesis Sivanzeanus

天主教西湾子教区
Location
CountryChina
Ecclesiastical provinceSuiyuan
Statistics
Area250,000 km2 (97,000 sq mi)
Population
  • Total
  • Catholics
  • (as of 1950)
  • 700,000
  • 40,725 (5.8%)
Information
DenominationCatholic Church
Sui iuris churchLatin Church
RiteRoman Rite
CathedralCathedral in Chongli

The Diocese of Xiwanzi/Chongli (Latin: Sivanzean(us), Chinese: 西彎子, 崇禮) was a Latin Church diocese located in the city of Xiwanzi, Chongli District in the ecclesiastical province of Suiyuan in China. It was suppressed on 10 September 2025, with its territory subsumed by the newly established Diocese of Zhangjiakou.