 Samuel Clarke, who assumed the surname of Jervois in 1808 and was made a baronet in 1813.He was elected at the 1857 general election as a Member of Parliament (MP) for South Hampshire, and held the seat until he stood down from the House of Commons at the 1868 general election.In 1829, Clarke-Jervoise married Georgiana Thompson, the daughter of George Nesbit Thompson, Esquire, of Chapel Street, Grosvenor Place, London.