General Richard Grenville (6 July 1742 – 22 April 1823) was a senior officer in the British Army and a politician who sat in the House of Commons from 1774 to 1780.

He attended Eton College from 1754 to 1758,[1] and in 1759 he entered the Army, as an ensign in the 1st Foot Guards.

[3][4] In 1798 he was appointed commandant of the garrison at Plymouth in the absence of the Governor,[5] and on 1 January 1801 he was promoted to general.

[6] Grenville was returned as Member of Parliament for Buckingham, together with his twin brother James, on the family interest at the 1774 general election.

Grenville was in charge of Prince Frederick Augustus's establishment in Hanover from about 1781 until 1787, then served as comptroller and master of the Household to him as Duke of York from 1788 until 1823.