Thomas Blackwell (1660–1728) was a Church of Scotland minister who was principal of Marischal College in Aberdeen from 1717 to 1728.

He was born in 1660 the son of Thomas Blackwell calenderer in Glasgow and his wife, Janet Knox.

He was licensed to preach as a Church of Scotland minister by the Presbytery of Glasgow in February 1693.

In November 1700 he translated to "second charge" of the Kirk of St Nicholas in Aberdeen.

Their children included: His portrait (artist unknown) is held by the Seven Incorporated Trades of Aberdeen.