Senator Alexander may refer to:
Adam Rankin Alexander (1781–1848), Tennessee State Senate Archibald Alexander (politician) (1755–1822), Delaware State Senate Betty Jean Alexander (born 1960s), Michigan State Senate Ethel Skyles Alexander (1925–2016), Illinois State Senate Frederick D. Alexander (1910–1980), North Carolina State Senate J. D. Alexander (born 1959), Florida State Senate John M. Alexander Jr. (born 1949), North Carolina State Senate John Alexander (Ohio politician) (1777–1848), Ohio State Senate Kenny Alexander (born 1966), Virginia State Senate Lamar Alexander (born 1940), U.S. Senator from Tennessee from 2003 to 2021 Nathaniel Alexander (governor) (1756–1808), North Carolina State Senate Scott Alexander (Indiana politician) (fl. 2020s), Indiana State Senate Sydenham Benoni Alexander (1840–1921), North Carolina State Senate Thomas C. Alexander (born 1956), South Carolina State Senate W. Ted Alexander (born 1960), North Carolina State Senate William Cowper Alexander (1806–1874), New Jersey State Senate