Robert John Kent (1835 – September 29, 1893) was an Irish-born lawyer and politician in Newfoundland.
He represented St. John's East in the Newfoundland and Labrador House of Assembly from 1873 to 1886.
He was born in Waterford, the son of James Kent and Mary Carigan.
Kent studied law with Hugh William Hoyles and was called to the bar in 1864.
Kent's law firm represented the Newfoundland Railway Company.