The Roman Catholic Diocese of Hazaribag (Latin: Hazaribagan(us)) is a diocese located in the city of Hazaribag in the ecclesiastical province of Ranchi in India.

• April 1, 1995: Established as Diocese of Hazaribag from the Diocese of Daltonganj

• Bishops of Hazaribag (Latin Church)
  • Bishop Charles Soreng, S.J. (April 1, 1995 – September 8, 2012)
  • Bishop Jojo Anand (Appointed September 8, 2012 – present)

• GCatholic.org
• Catholic Hierarchy

23°59′41″N 85°22′11″E / 23.9946°N 85.3697°E / 23.9946; 85.3697