| Sir David Gregory | |
| Birth Date: | 8 October 1909 |
| Birth Place: | Perth, Scotland |
| Death Place: | Alyth, Scotland |
| Allegiance: |  United Kingdom |
| Serviceyears: | 1923–1966 |
| Rank: | Vice Admiral |
| Commands: | Scotland and Northern Ireland (1964–66) Admiral Superintendent HMNB Devonport (1960–64) Commodore-in-Charge, HMNB Hong Kong (1957–60) 2nd Submarine Flotilla (1954–55) (1954–55) (1945–46) (1941–42) (1938–40) |
| Battles: | Second World War |
| Awards: | Knight Commander of the Order of the British Empire Companion of the Order of the Bath Distinguished Service Order & Bar Mentioned in Despatches |
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.
Gregory became a sub-lieutenant in the Royal Navy in 1930.[1] He served in the Second World War as Commanding Officer of the submarines and and the destroyer .[1] In a single action in September 1940 HMS Sturgeon torpedoed an enemy transport ship with the loss of 4,000 German troops.[2] He was appointed Commodore-in-Charge, Hong Kong from March 1957 to April 1960. He was next appointed Admiral-Superintendent, Devonport in 1960,[3] and Flag Officer, Scotland and Northern Ireland in 1964 before retiring in 1966.[4]