The Roman Catholic Diocese of Xiwanzi/Chongli (Latin: Sivanzean(us), Chinese: 西彎子, 崇禮) is a diocese located in the city of Xiwanzi, Chongli District in the ecclesiastical province of Suiyuan in China.

History

• August 20, 1840: Established as Apostolic Vicariate of Mongolia 蒙古 from the Apostolic Vicariate of Liaotung 遼東
• December 21, 1883: Renamed as Apostolic Vicariate of Central Mongolia 中蒙古
• March 14, 1922: Renamed as Apostolic Vicariate of Chahar 察哈爾
• December 3, 1924: Renamed as Apostolic Vicariate of Xiwanzi 西彎子
• April 11, 1946: Promoted as Diocese of Xiwanzi 西彎子

Leadership

• Bishops of Xiwanzi (Roman rite)
  • Bishop Andrew Hao Jinli (1988 - 2011)
  • Bishop Melchior Zhang Kexing (張克興) (November 24, 1951 – November 6, 1988)
  • Bishop Leone Giovanni M. De Smedt, C.I.C.M. (April 11, 1946 – November 24, 1951)
• Vicars Apostolic of Xiwanzi 西彎子 (Roman Rite)
  • Bishop Leone Giovanni M. De Smedt, C.I.C.M. (December 14, 1931 – April 11, 1946)
  • Bishop Everard Ter Laak, C.I.C.M. (January 12, 1924 – May 5, 1931)
• Vicars Apostolic of Chahaer 察哈爾 (Roman Rite)
  • Bishop Jeroom Van Aertselaer, C.I.C.M. (May 1, 1898 – January 12, 1924)
• Vicars Apostolic of Mongolia 蒙古 (Roman Rite)
  • Bishop Florent Daguin, C.M. (July 17, 1857 – May 9, 1859)
  • Bishop Joseph-Martial Mouly, C.M. (孟振生) (August 23, 1840 – April 28, 1846)