Charles Sumner (1811–1874) was a U.S. Senator from Massachusetts from 1851 to 1874. Senator Sumner may also refer to:
Bill Sumner (born 1934), Alaska State Senate Charles A. Sumner (1835–1903), Nevada State Senate George G. Sumner (1841–1906), Connecticut State Senate Susan Sumner (born 1958), Washington State Senate T. B. Sumner (1857–1934), Washington State Senate