Bishops
- Philip Banchong Chaiyara, C.Ss.R: appointed March 25, 2006
- Michael Bunluen Mansap: May 21 1976 - March 25, 2006 (retired)
- Claude Germain Berthold, M.E.P.: April 9 1970 - May 24 1976 (resigned)
- Claudius Philippe Bayet, M.E.P.: May 7 1953 - August 13 1969 (resigned)
Read more about this topic: Roman Catholic Diocese Of Ubon Ratchathani