Robert Dillon
Robert Dillon may refer to:
- Robert A. Dillon (1889–1944), American screenwriter and film director
- Robert Dillon (late 20th century screenwriter) (fl. 1959–2000), American screenwriter and film producer
- Robert Dillon (judge) (died 1597), lawyer, judge and politician in Ireland
- Robert Dillon, 1st Baron Clonbrock (1754–1795), Irish politician
- Robert Dillon, 2nd Earl Roscommon (died 1642), Irish peer
- Robert Dillon, 3rd Baron Clonbrock (1807–1893), Irish peer
- Robert Sherwood Dillon (born 1929), United States Ambassador to Lebanon