Archibald Alexander John Stanley Acheson, 6th Earl of Gosford, OBE, FRSA (14 January 1911 – 17 February 1966), styled Viscount Acheson until 1954, was a British peer, politician, and a Royal Air Force officer.

Archibald Acheson was the elder son of Archibald Acheson, 5th Earl of Gosford[1] and Mildred, daughter of John Ridegely Carter of Baltimore, a banker and former United States Minister to Romania.

He joined the Conservative government of Sir Anthony Eden as Parliamentary Secretary to the Ministry of Defence in 1956, before becoming Under-Secretary of State for Foreign Affairs in the succeeding government of Harold Macmillan in 1957.

In 1958 he was made a Lord-in-waiting to the Queen, also serving as assistant to, and spokesman in the Lords for, the Minister of Transport and Civil Aviation Harold Watkinson.

[2] He was Foreign Affairs Adviser to Richard Thomas and Baldwins Ltd from 1960 to 1964, and from 1962 until his death was Chairman of the British Road Federation.