John Gregory Crace

Sir John Gregory Crace
Rear Admiral John Crace c.1940
Born	(1887-02-06)6 February 1887 Gungahlin, NSW, Australia
Died	11 May 1968(1968-05-11) (aged 81) Hampshire, England
Allegiance	United Kingdom
Service/branch	Royal Navy
Years of service	1902–1946
Rank	Vice Admiral
Commands held	Chatham Dockyard (1942–46) Task Force 44 (1942) HM Australian Fleet (1939–42) HMS Emerald (1934–37) HMS Osprey (1924–25, 1930–32) HMS Valhalla (1929–30)
Battles/wars	First World War Second World War Battle of the Coral Sea
Awards	Knight Commander of the Order of the British Empire Companion of the Order of the Bath

Vice Admiral Sir John Gregory Crace KBE, CB (6 February 1887 – 11 May 1968) was an Australian who came to prominence as an officer of the Royal Navy (RN). He commanded the Australian-United States Support Force, Task Force 44, at the Battle of the Coral Sea in 1942.