The Diocese of Bellary (Latin: Bellaryen(sis)) is a Latin Church ecclesiastical territory or diocese of the Catholic Church in India. Its episcopal see is Bellary. The diocese is a suffragan in the ecclesiastical province of the metropolitan Archdiocese of Bangalore.

• 15 June 1928: Established as Mission “sui iuris” of Bellary from the Diocese of Hyderabad and Archdiocese of Madras
• 10 March 1949: Promoted as Diocese of Bellary

• Ecclesiastical superiors
  • Fr. John Forest Hogan, O.F.M. (later Bishop) (1934 – 10 March 1949)
  • Fr. Ernesto Reilly, O.F.M. (1928 – 1934)

• Bishops
  • Bishop Henry D’Souza (15 March 2008 – present)
  • Archbishop Bernard Blasius Moras (Apostolic Administrator 18 November 2006 – 15 March 2008)
  • Bishop Joseph D’Silva (6 October 1992 – 17 November 2006)
  • Bishop Ambrose Papaiah Yeddanapalli, O.F.M. (10 December 1963 – 1992)
  • Bishop John Forest Hogan, O.F.M. (10 March 1949 – 23 September 1962)

• Servant of God Msgr. Francis Xavier Kroot, MHM  

• GCatholic.org
• Catholic Hierarchy
• Diocese website

15°08′25″N 76°53′57″E / 15.1403°N 76.8992°E / 15.1403; 76.8992