Sage, John, a bishop of the Episcopal Church of Scotland, was born (1652) in the parish of Creich, Fife. He was educated at the University of St. Andrews (M.A. 1672), and was ordained in 1684. He officiated at Glasgow until the Revolution in 1688, and was consecrated a bishop for Scotland, 1705. He died in 1711. The following are his principal works: The Fundamental Charter of Presbytery (Lond. 1695, 8vo); The Principles of the Cyprianic Age with regard to Episcopal Power, etc. (1695. 4to; 1717, 8vo); A Vindication of the same (1701, 4to). These, together with his Life, were republished, in three octavo volumes, by the Spottiswoode Society (Edin. 1844-46). See Allibone, Dict. of Authors, s.v.; Darling, Cyclop. Bibliog. s.v.