William Smart (10 April 1853 - 19 March 1915) was a Scottish economist. Originally a conveyor of the thought of the Austrian School, Smart was increasingly won-over to the neoclassicalism of Alfred Marshall. Smart, eldest son of Alexander Smart and grandson of Reverend William Smart, was born in Barrhead, Scotland. Translator of Austrian economics writings and the first to hold the Adam Smith Chair in 1886 at the University of Glasgow. Throughout his life, Smart exhibited an interest in social economics that was informed by Ruskinian thinking.