Robert Gilbert
Robert Gilbert may refer to:
- Robert Gilbert (chemist) (born 1946), Australian chemist
 - Robert Gilbert (musician) (1899–1978), German musician
 - Robert Gilbert (bishop) (died 1448), dean of York, bishop of London, 1436–1448
 - Bobby Gilbert, Irish footballer
 - Robert Gilbert (MP for Weymouth), member of parliament for Weymouth, 1390
 - Robert Gilbert (MP for Gloucester) (fl. 1415–1432), MP for Gloucester
 - Robert A. Gilbert (1870–1942), African-American nature photographer
 - Bob Gilbert (1923–1991), Australian rugby league footballer
 - Rob Gilbert (Robby Gilbert), American animator, illustrator, and cartoonist
 - Robert Gilbert (actor), English and American actor, musician under the name Captain Backfire