Nicholas Bunkerd Kitbamrung was a Thai Catholic priest born in Nakhon Pathom in 1895. Following his ordination in 1926, he served as an assistant pastor in Samut Songkhram and provided Thai language instruction to Salesian missionaries. His ministry later expanded to missionary work throughout northern Thailand and Vietnam. In 1941, he was arrested on espionage charges and held in Bang Khwang prison, where he continued his religious duties by baptizing dozens of fellow inmates before his death in 1944.