Charles W. Morse (born October 11, 1960) is an American politician who served as president of the New Hampshire Senate and was once acting governor of New Hampshire. Morse has represented New Hampshire's 22nd State Senate district since 2010, having previously held the same office from 2002-2006. In 2022, Morse was a Republican candidate for the U.S. Senate in New Hampshire, placing second in the primary behind Donald Bolduc.