John Clifford
John Clifford may refer to:
- John Clifford (minister) (1836–1923), British nonconformist minister and politician
- John Clifford, 9th Baron de Clifford (1435–1461), Lancastrian military leader during the Wars of the Roses
- John Clifford, 7th Lord of Skipton (died 1422), Member of the Clifford family which held the seat of Skipton from 1310 to 1676
- John Clifford, 7th Baron de Clifford
- John Clifford, 9th Lord of Skipton (died 1461), Member of the Clifford family which held the seat of Skipton from 1310 to 1676
- John David Clifford, Jr. (1887–1956), United States District Judge for the District of Maine
- John H. Clifford (1809–1876), Governor of Massachusetts
- J. R. Clifford (1848–1933) a.k.a. John Robert Clifford, West Virginia’s first African-American attorney
- John Clifford (choreographer)
- John Clifford Strong, Governor of the Turks and Caicos
- John Clifford Valentine Behan, warden of Trinity College
- Johnny Clifford, Irish hurler
- Jon Clifford, former footballer