| Robert Campbell | |
| Office: | Member of Parliament for Weymouth and Melcombe Regis |
| Term Start: | 27 March 1857 |
| Term End: | 30 April 1859 |
| Alongside: | William Freestun |
| Predecessor: | William Freestun George Butt |
| Successor: | Robert Brooks Arthur Egerton |
| Birth Date: | 1813 |
| Nationality: | British |
| Party: | Liberal |
| Otherparty: | Whig |
Robert James Roy Campbell (1813 – 7 June 1862)[1] was a British Liberal and Whig politician.[2]
Campbell was first elected Whig MP for Weymouth and Melcombe Regis at the 1857 general election, and held the seat until 1859, when he stood as a Liberal but was defeated.[3]