Senator Keith may refer to:
Hastings Keith (1915–2005), Massachusetts State Senate Lucien Keith (1860–1933), Virginia State Senate Roger Keith (1888–1968), Massachusetts State Senate Sandy Keith (1928–2020), Minnesota State Senate William Keith (Louisiana politician) (born 1934), Louisiana State Senate Ziba Cary Keith (1842–1909), Massachusetts State Senate
See also Gilbert Keith-Agaran (born 1962), Hawaii State Senate