Father Francis Xavier Truong Buu Diep, January 1, 1897 – March 12, 1946) was a VietnameseCatholic priest who served the people of Bạc Liêu Province. Born in January 1, 1897 in An Giang Province, Father Diep was
ordained in 1924 after completing his studies at Phnom Penh Major Seminary in Cambodia. Upon his return to Vietnam, Father Diep taught at a local seminary and served as a pastor of Tac Say parish for 16 years. He also founded many parishes in Cambodia and Vietnam. According to believers, his remains were lost until he appeared in a vision and disclosed the location and at least two posthumous miracles are attributed to him. A number of devotees venerate Father Diep, and report that they were healed after praying for his intercession and visiting his shrine.