David Gregory (Royal Navy officer)

Vice Admiral Sir George David Archibald Gregory & Bar (8 October 1909 – 21 March 1975) was a Royal Navy officer who became Flag Officer, Scotland and Northern Ireland.

Naval career
Gregory became a sub-lieutenant in the Royal Navy in 1930. He served in the Second World War as Commanding Officer of the submarines HMS Sturgeon (73S) and HMS Traveller (N48) and the destroyer HMS Constance (R71). In a single action in September 1940 HMS Sturgeon torpedoed an enemy transport ship with the loss of 4,000 German troops. He was appointed Commodore-in-Charge, Hong Kong from March 1957 to April 1960. He was next appointed Admiral-Superintendent, Devonport in 1960, and Flag Officer, Scotland and Northern Ireland in 1964 before retiring in 1966.