Senator Harrison may refer to:
Members of the United States Senate Benjamin Harrison (1833–1901), U.S. Senator from Indiana from 1881 to 1887 Pat Harrison (1881–1941), U.S. Senator from Mississippi 1919 to 1941 William Henry Harrison (1773–1841), U.S. Senator from Ohio from 1825 to 1828
United States state senate members Albertis Harrison (1907–1995), Virginia State Senate Burr Harrison (1904–1973), Virginia State Senate George Paul Harrison Jr. (1841–1922), Alabama State Senate Henry Baldwin Harrison (1821–1901), Connecticut State Senate Peachy Harrison (1777–1848), Virginia State Senate Richard A. Harrison (1824–1904), Ohio State Senate Russell Benjamin Harrison (1854–1936), Indiana Steve Harrison (politician) (born 1966), West Virginia State Senate Thomas W. Harrison (1856–1935), Virginia State Senate