The Roman Catholic Diocese of Bengbu (Latin: Pampuven(sis), Chinese: 蚌埠) is a Latin Rite suffragan diocese in the ecclesiastical province of Anqing in eastern China, yet depends on the missionary Roman Congregation for the Evangelization of Peoples.

Its episcopal see is a cathedral in the city of Bengbu 蚌埠, Anhui province. It is vacant, without apostolic administrator since 2005.

No recent statistics available.

• Established on 21 February 1929 as Apostolic Vicariate of Bengbu 蚌埠, on territory split off from the Apostolic Vicariate of Wuhu 蕪湖
• 11 April 1946: Promoted as Diocese of Bengbu 蚌埠 (中文) / Pengpu / Pampuven(sis) (Latin adjective)

(all Roman rite)

Apostolic Vicars of Bengbu 蚌埠 (Roman Rite)

• Tommaso Berutti, Jesuit Order (S.J.) (Italian) (19 December 1929 – retired 1933), Titular Bishop of Cusæ (1929.12.19 – death 1975.01.21)
• Cipriano Cassini, S.J. (Italian) (15 January 1937 – 11 April 1946 see below), Titular Bishop of Drivastum (1936.12.23 – 1946.04.11)

Suffragan Bishops of Bengbu 蚌埠

• Cipriano Cassini, S.J. (see above 11 April 1946 – 11 June 1951)
• uncanonical : Zhou Yi-zhai (周益齋) (1958 without papal mandate – death 1983.10.26)
• Joseph Zhu Hua-yu (朱化宇) (1986 – 2001), also Apostolic Administrator of Archdiocese of Anqing 安慶 (China) (1997 – 2001), Apostolic Administrator of Wuhu 蕪湖 (China) (1997 – 2005.02.26); later Metropolitan Archbishop of above Anqing 安慶 (2001 – 2005.02.26)
• Apostolic Administrator Father Xu Qin-zhong (許欽忠), S.J. (1997 – 2005), no other prelature.

• List of Catholic dioceses in China

• GCatholic.org - data for all sections
• Catholic Hierarchy