C
- Candace Chapman (born 1983), Canadian soccer player
- Carrie Chapman Catt (1859–1947), American woman's suffrage leader
- C.C. Chapman, American prominent figure in the community of podcasting, podsafe music, and new media
- C.H. Chapman (1879–1972), British illustrator and cartoonist, notable for his work on Billy Bunter cartoon strips
- Charles Chapman
- Charles Chapman (mayor) (1853–1943), American mayor of Fullerton, California
- Charles Chapman (Connecticut) (1799–1869), American Whig and Democrat Party politician
- Charles Chapman (cricketer) (1806–1892), English cricketer
- Charles Frederic Chapman (1881–1976), maritime author
- Charles H. Chapman (died 1934), American founder of Alpha Phi Alpha Fraternity at Cornell University
- Charles Henry Chapman (1876–1957), New Zealand Labour Party politician
- Charles Meredith Bouverie Chapman (1887–1917), British World War I flying ace
- Charles Chapman Grafton (1830–1912), American Bishop of the Diocese of Fond du Lac in The Episcopal Church
- Chris Chapman (disambiguation), English rugby league player
- Christine Chapman (born 1956), Welsh Labour Party politician
- Chuck Chapman (1911–2002), Canadian basketball player and olympian
- Clarence Chapman (born 1953), American football player
- Colin Chapman (1928–1982), British automotive engineer, designer, and racing director
- Cornelius Chapman, British poet, songwriter, author, and performer
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