38°15′49.07″N 140°52′42.41″E / 38.2636306°N 140.8784472°E / 38.2636306; 140.8784472

The Diocese of Sendai (Latin: Dioecesis Sendaiensis, Japanese: カトリック仙台教区) is a Latin Church diocese of the Catholic Church centered in the city of Sendai. It is within the ecclesiastical province of Archdiocese of Tokyo in Japan.

On April 17, 1891, the Roman Catholic Diocese of Hakodate was carved out of the Apostolic Vicariate of Northern Japan. On March 9, 1936 the diocese was renamed the Diocese of Sendai.

• Bishop of Sendai:
  • Bishop Edgar Cuntapay Gacutan, C.I.C.M. (8 December 2021 – present)
  • Bishop Martin Tetsuo Hiraga (マルチノ平賀徹夫) (10 December 2005 – 18 March 2020)
  • Bishop Francis Xavier Osamu Mizobe (フランシスコ・ザビエル溝部脩), S.D.B. (2000.05.10 – 2004.05.14)
  • Bishop Raymond Augustin Chihiro Sato (ライムンド佐藤千敬), O.P. (1976.01.24 – 1998.06.19)
  • Bishop Petro Arikata Kobayashi (ペトロ小林有方) (1954.02.21 – 1976.01.24)
  • Bishop Michael Wasaburo Urakawa (ミカエル浦川和三郎) (1941.11.20 – 1954)
  • Archbishop Marie-Joseph Lemieux (マリー・ジョゼフ・ルミュー) (1935.12.03 – 1941.01.16)
• Bishop of Hakodate:
  • Fr. Andre Dumas, O.P. (Apostolic Administrator 1931 – 1936)
  • Bishop Alexandre Berlioz (アレキサンドル・ベルリオーズ), M.E.P. (1891.04.24 – 1927.07.25)

• Roman Catholicism in Japan

• GCatholic.org
• Catholic Hierarchy^{[self-published source]}
• Diocese website

• http://www.cbcj.catholic.jp/jpn/diocese/sendai.htm