Caldicott is a surname. Notable people with the surname include:
David Caldicott, Irish medical doctor Fiona Caldicott, British psychiatrist John Caldicott (1828–1895), Anglican priest Helen Caldicott (b. 1938), Australian physician John Moore Caldicott, Rhodesian politician
See also Caldecott (surname) Stacy Coldicott (b. 1974), English former footballer Steph Coldicott, contestant on Big Brother (British TV series) series 4