Daniel Dewar (1788–1867) was a Church of Scotland minister who served as the final principal of Marischal College in Aberdeen from 1832 to 1860.

He was educated at the University of Glasgow and Homerton Independent Academy in Hackney, London.

In May 1817 he began the additional role as Professor of Moral Philosophy at Marischal College.

He left in 1832 to take up the position of Principal of Marischal College in place of William Laurence Brown, jointly having the role as Professor of Church History.

[2] Although being heavily involved in the lead up to the Disruption of 1843 he ultimately remained in the established church.