The Roman Catholic Diocese of Bereina is a suffragan diocese of the Roman Catholic Archdiocese of Port Moresby. It was erected Vicariate Apostolic in 1959 and elevated to a diocese in 1966.

• Eugène Klein, M.S.C. (1960–1971), appointed Coadjutor Archbishop of Nouméa, New Caledonia
• Louis Vangeke, M.S.C. (1976–1979)
• Benedict To Varpin (1979–1987), appointed Coadjutor Archbishop of Madang
• Luke Paul Matlatarea, M.S.C. (1988–1998)
• Gérard-Joseph Deschamps, S.M.M. (1999–2002)
• John Ribat, M.S.C. (2002–2007), appointed Coadjutor Archbishop of Port Moresby; future Cardinal
• Rochus Tatamai, M.S.C. (2007–2018), appointed Bishop of Kavieng
• Otto Separy (2019–present)

• John Ribat, M.S.C. (2000–2002), appointed Bishop here; future Cardinal

• "Diocese of Bereina". Catholic-Hierarchy. Retrieved 2007-01-09.

8°37′40″S 146°32′53″E / 8.6278°S 146.5480°E / -8.6278; 146.5480