Richard Cavendish, 2nd Baron Waterpark

Richard Cavendish, 2nd Baron Waterpark FSA (13 July 1765 – 1 June 1830), was an Anglo-Irish politician and peer.

Waterpark was the son of Sir Henry Cavendish, 2nd Baronet and Sarah Cavendish, 1st Baroness Waterpark. He sat in the Irish House of Commons as the Member of Parliament for Portarlington between 1790 and 1797. He was a fellow of the Society of Antiquaries of London. Waterpark succeeded to his father's baronetcy in 1804 and his mother's barony in 1807, at which point the two titles merged. He married Juliana Cooper, the daughter of Thomas Cooper, on 6 August 1789. Together they had nine children. He was succeeded by his eldest son, Henry Cavendish.