Laurent-Joseph-Marius Imbert

Laurent-Joseph-Marius Imbert (Born: 23 March 1796 – Died: 21 September 1839), affectionately known in Korea as Bishop Laurentius Bum Sehyeong (Korean: 범세형 라우렌시오) was a Roman Catholic French bishop in Asia. He was most notable for his Christian missionary work among the Koreans, he was appointed by Pope Gregory XVI in August 1836 when first Bishop Barthélemy Bruguière died in Manchuria.