Samuel Magaw (1735 – 1 December 1812) was a clergyman and educator from Pennsylvania. He was a member of the American Philosophical Society and served as Vice Provost of the University of Pennsylvania (1782–1791).
Born in Pennsylvania, he was a son of William Magaw of Shippensburg. His brothers were Dr. William Magaw and Colonel Robert Magaw, a colonel in the American Revolutionary War.
Samuel traveled to England in 1767 to be ordained as an Anglican priest, and then returned to the colonies to serve as a missionary of the Society for the Propagation of the Gospel.