Admiral Matthew Buckle (1716 – 9 July 1784) was a Royal Navy officer who served as Commander-in-Chief, the Downs from 1778 to 1779.

Promoted to captain on 29 May 1745,[1] Buckle was given command of the third-rate HMS Russell on promotion and took part in the capture of the Spanish ship Glorioso on 8 October 1747.

[2] In Namur he took part in the Battle of Lagos in August 1759, the Battle of Quiberon Bay in November 1759 and the action of 17 July 1761[3] and the attack on Havana in June 1762.

[2] Promoted to rear-admiral on 18 October 1770, Buckle became second-in-command at Spithead in 1770.

[1] Promoted to vice-admiral on 31 March 1775, he became commander-in-chief the Downs in 1778[1] before being promoted to full admiral on 26 September 1780.