Josiah Scott (December 1, 1803 – June 15, 1879) was a Republican politician in the U.S. State of Ohio who was in the Ohio House of Representatives, and was an Ohio Supreme Court Judge 1856–1872. Josiah Scott was born at Washington County, Pennsylvania, not far from Cannonsburg, where he graduated from Jefferson College (now Washington & Jefferson College) in 1823. He returned to Jefferson College as a tutor from 1827 to 1829. He studied law and in 1830 he moved to Bucyrus, Crawford County, Ohio, where he practiced law. In 1870, Scott developed a method to construct magic squares.