[1] The son of the grammarian and politician James Harris, he served as Ambassador to Spain, Prussia, Russia and France and also represented Christchurch in the House of Commons.

[2] He was made Viscount FitzHarris, of Hurn Court in the County of Southampton, at the same time as he was given the earldom.

His eldest son, the fifth Earl, served as a Lord-in-waiting (government whip in the House of Lords) from 1922 to 1924 in the Conservative administrations of Bonar Law and Stanley Baldwin and was later Chairman of the Hampshire County Council.

Sir Edward Harris (1808–1888), second son of the second Earl, was an admiral in the Royal Navy, held several diplomatic posts and represented Christchurch in Parliament.

Charles Amyand Harris (1813–1874), third son of the second Earl, was a clergyman and served as Bishop of Gibraltar from 1868 to 1873.

Diana Claudia Patricia Carleton, and was formally styled Viscount FitzHarris between 1950 and 2000.