John Radcliffe may refer to:
Politics Sir John Radcliffe (MP, died 1441), English administrator and member of Parliament for Norfolk Sir John Radcliffe (MP, died 1568) (1539–1568), English member of Parliament for Grampound and Castle Rising John Radcliffe (St Albans MP) (1738–1783), English politician John Q. Radcliffe (1920–2001), Wisconsin state assemblyman
Others John Radcliffe, 6th Baron Fitzwalter (1452–1496), English nobleman John Radcliffe (physician, born 1650) (1650–1714), English physician John Radcliffe Hospital, Oxford, named after the above John Netten Radcliffe (1826–1884), English epidemiologist
See also John Radcliff (1848–1911), American baseball player John Radclive (died 1911), Canadian hangman John Ratcliffe (disambiguation)