Portrait-painter, born at Stockbridge, Edinburgh; was educated at George Heriot's Hospital; apprenticed to a goldsmith in the city, and gave early promise of his abilities as an artist; went to Italy; was introduced to Reynolds by the way, and after two years' absence settled in Edinburgh, and became famous as one of the greatest painters of the day; the portraits he painted included likenesses of all the distinguished Scotsmen of the period, at the head of them Sir Walter Scott; was knighted by George IV. a short time before his death (1756-1823).