David Fordyce (1711, , Aberdeenshire – 1751) was a Scottish philosopher, a contributor to the Scottish Enlightenment. Fordyce was educated at Marischal College, Aberdeen (MA, 1728). He entered the ministry and returned to Marischal as regent in 1742, teaching Moral Philosophy there until 1751, when he died by drowning at sea. His popular Elements of Moral Philosophy was first published in Robert Dodsley's Preceptor, vol. 2 (1748).