Charles Sumner (1811–1874) was American politician from Massachusetts.
Charles Sumner is also the name of:
- Charles Sumner (bishop) (1790–1874), English bishop
- Charles A. Sumner (1835–1903), U.S. Representative from California
- Charles Burt Sumner (1837–1927), Congregational minister and founding trustee of Pomona College
- Charles K. Sumner (1874–1948), American architect
- Charles Sumner, birth name of Howard Hall (actor) (1867–1921), American actor and writer
- Charlie Sumner (politician) (1867–1925), British politician and trade unionist
- Charlie Sumner (1930–2015), American football player