Barr, Thomas a Presbyterian minister, was born in Derry, Westmoreland Co., Pa., April 2, 1775. He was converted after he had reached manhood, and was licensed by the Hartford Presbytery at Brookfield, Trumbull Co., September, 1809. He labored in Euclid, O., from 1810 to 1820, and in Wooster, Wayne Co., from 1820 to 1828, when he took an agency for the General Assembly's Board of Missions. For the last year and a half of his life he preached in Reeshville, Ind. Hedied Aug. 28, 1835. See Sprague, Annals of the Amer. Pulpit, 4:442.