Alexander Stewart (1794 - 1847) was born at the manse in Moulin, Perthshire, on 25 September 1794. He was the son of , minister of Canongate, Edinburgh. He was educated at King's College, Aberdeen, and the University of Glasgow. He was ordained to the Chapel-of-Ease, Rothesay, on 10 February 1824 and later translated, and admitted to Cromarty on 23 September 1824. He joined the Free Church in 1843. He continued as the minister of the Free Church, Cromarty, from 1843 to 1847. He was elected to Free St George's, Edinburgh (as successor to Dr Candlish), but died before the induction, on 5 November 1847, of a fever. He was reckoned one of the most eminent preachers in the Church. Hugh Miller wrote warmly of him.