hyvernat, henri eugène xavier louis (1858-
1941), French Orientalist. He was born in Saint-Julien-en-Jarret, Loire. He was educated at the Séminaire de Saint Jean at Lyons and the University of Lyons. He then studied theology in Paris (1882) and served as doctor of theology at the Pontifical University in Rome (1882-1885). He became professor of Oriental archaeology and languages at Catholic University in Washington, D.C. (1889). He published many works, some of the most important being Acta Martyrum, with G. Balestri (Paris, 1907-1924); Album de paléographie copte (Paris, 1888); Bibliothecae Pierpont Morgan Codices Coptici Photographice Expressi (56 vols. in 63 [facsimile], Rome, 1922). He died in Washington.