Barbier, Louis a French, prelate, the son of a tailor of Etampes, said to have been the first.bishop who wore a wig. He became professor in the College of Plessis, almoner of Gaston, and finally bishop of Langres. He died in 1670. See Biog. Univ. 3, 348; Hook, Eccl. Biog. i, 508; Landon, Eccles. Dict. s.v.; Hoefer, Nouva. Biog. Generale, s.v.