Thomas Hamilton PC (Ire) (28 August 1842 – 18 May 1926) was a Northern Ireland clergyman and academician who served as president of Queen's College, Belfast and subsequently Vice-Chancellor of the Queen's University of Belfast after its creation in 1908. He was awarded an honorary Doctor of Divinity degree by the University of Aberdeen, and an honorary Doctor of Laws degree by the Royal University of Ireland, of which he had been a Senator for many years. In 1876, Hamilton married Frances Allen (died 4 May 1925) and was the father of a son and two daughters. He died in Belfast at the age of 83.