Chesterton is a surname. Notable people with the surname include:
- Arthur K. Chesterton, British politician, cousin of G. K. Chesterton
- Cecil E. Chesterton, British journalist, brother of G. K. Chesterton
- Frank Chesterton (badminton), English badminton player
- Frank Chesterton (architect) (1877–1916), British architect, cousin of G. K. Chesterton
- George H. Chesterton, English cricketer
- G. K. (Gilbert Keith) Chesterton (1874–1936), British writer and philosopher
- Henry H. Chesterton (c. 1840 – 1883), Victorian plant collector
- Paul Chesterton, English actor
Fictional characters:
- Gil Chesterton, minor character on Frasier
- Ian Chesterton, character in the first series of Doctor Who
- Terrence Chesterton, character in Neighbours