McCOWN, John Porter, soldier, born in Tennessee about 1820. He was graduated at the United States military academy in 1840, and appointed 2d lieutenant in the 4th artillery. He became 1st lieutenant, 30 September, 1843, was regimental quartermaster in 1847-'8, and was brevetted captain for bravery at Cerro Gordo, 18 April, 1847. He resigned from the United States army, 17 May, 1861, and, entering the Confederate service, became a brigadier-general. He commanded at, New Madrid, Maine, in March, 1862, but evacuated that town after its investment by General Pope McCOY, Isaac, clergyman, born in Fayette county, Pennsylvania, 13 June, 1784; died in Louisville, Kentucky, 21 June, 1846. In 1790 he removed with his father to Shelby county, Kentucky, and received a limited education. He went to Vincennes, Indiana, in 1804, in 1805 to Clark county in that state, and in that year was licensed to preach as a Baptist. On 13 October, 1810, he was ordained pastor of the church at Maria Creek, Clark County, Indiana, where he remained eight years, making, meantime, occasional missionary tours in the surrounding country. In 1817 he was appointed a missionary, and labored in the western states and territories. In 1842 he became the first corresponding secretary and general agent of the American Indian mission association at Louisville, Kentucky He published "History of Baptist. Indian Missions" (Washington, D. C., 1840).