The Roman Catholic Diocese of Xuanhua/Süanhwa (Latin: Siüenhoaven(sis), Chinese: 宣化) is a diocese located in the city of Xuanhua in the ecclesiastical province of Beijing in China.

• May 10, 1926: Established as the Apostolic Vicariate of Xuanhua (宣化国籍宗座代牧区), from the Apostolic Vicariate of Beijing 北京
• April 11, 1946: Promoted as Diocese of Xuanhua 宣化

• Vicars Apostolic of Xuahuafu 宣化府 (Roman Rite)
  • Bishop Philip Zhao Huai-yi (趙懷義) (May 10, 1926 – October 14, 1927)
  • Bishop Peter Cheng You-you (程有猷) (March 28, 1928 – August 25, 1935)
  • Bishop Joseph Zhang Run-bo (張潤波) (July 7, 1936 – April 11, 1946)
• Bishops of Xuanhua 宣化 (Roman rite)
  • Bishop Joseph Zhang Run-bo (張潤波) (April 11, 1946 – November 20, 1947)
  • Bishop Peter Wang Mu-duo (王木铎) (January 8, 1948 – 1959)
  • Bishop Xu Li-zhi (徐立志) (1987 - January 19, 1992)
  • Bishop Simon Zhang Jiu-mu (張九牧) (1992 - December 12, 1999)
  • Bishop Philip Peter Zhao Zhen-dong (趙振東) (December 12, 1999 - July 13, 2007)
  • Bishop Thomas Zhao Kexun (趙克勛) (July 13, 2007 – 2018)
  • Bishop Augustine Cui Tai (since 2018)

• GCatholic.org
• Catholic Hierarchy

40°35′N 115°02′E / 40.583°N 115.033°E / 40.583; 115.033