Senator Long may refer to:
United States Members of the United States Senate Chester I. Long (1860–1934), U.S. Senator from Kansas from 1903 to 1909 Edward V. Long (1908–1972), U.S. Senator from Missouri from 1960 to 1968 Huey Long (1893–1935), U.S. Senator from Louisiana from 1932 to 1935 Oren E. Long (1889–1965), U.S. Senator from Hawaii from 1959 to 1963 Rose McConnell Long (1892–1970), U.S. Senator from Louisiana from 1936 to 1937 Russell B. Long (1918–2003), U.S. Senator from Louisiana from 1948 to 1987
Members of U.S. state senates David C. Long (born 1955), Indiana State Senate Ed Long (politician) (1934–2017), Oklahoma State Senate Edward Henry Carroll Long (1808–1865), Maryland State Senate Gerald Long (born 1944), Louisiana State Senate J. H. Long (1845–1898), Washington State Senate Jefferson M. Long Jr. (1927–2003), South Carolina State Senate John David Long (1901–1967), South Carolina State Senate Macon M. Long (1885–1988), Virginia State Senate Marshall Long (1936–2018), Kentucky State Senate Patrick Long (New Hampshire state senator) (born 1955), New Hampshire State Senate Speedy Long (1928–2006), Louisiana State Senate
Others James Long (Australian politician) (1870–1932), Australian politician, Senator for Tasmania from 1910 to 1918 John Andrew Long (1869–1941), Northern Irish Senator from 1921 to 1941