Clarkson, James, an Associate minister, was born, educated, and licensed in Scotland. In 1772. he was sent to America by the General Associate Synod of Scotland; was ordained and settled as pastor of the Associate Reformed Church in Guinston, York Co., Pa., and died in 18i1. Mr. Clarkson took an active part in discussions which terminated in the formation of the Associate- Reformed Church, by the union of the Associate and he formed Presbyterian bodies in 1782, and distinguished himself particularly by being one of the two ministers who finally held out against the union. - He was moderator of the Associate- Synod in 1800. See Sprague, Annals of the Amer. Pulpit, IX, iii, 15.