Robert Crichton may refer to:
- Robert Crichton (bishop) (died 1585), Scottish Catholic cleric
- Robert Crichton (Lord Advocate) (1530–1582), Lord Advocate of Scotland
- Robert Crichton, 6th Lord Crichton of Sanquhar (died 1561)
- Robert Crichton, 8th Lord Crichton of Sanquhar (died 1612), son of Edward, Lord Sanquhar
- Robert Crichton (novelist) (1925–1993), American novelist
- Robert Crichton (comics), a supporting character in DC Comics
See also
edit- For the Lords Crichton of Sanquhar see Earl of Dumfries