| Cedric Edgar | |
| Birth Date: | 9 July 1901 |
| Birth Place: | Wedderburn, Victoria |
| Death Place: | Concord Repatriation General Hospital, Sydney, New South Wales |
| Allegiance: | Australia |
| Branch: | Australian Army |
| Serviceyears: | 1922–1946 |
| Rank: | Brigadier |
| Servicenumber: | NX140 |
| Commands: | 13th Brigade (1945–46) 4th Brigade (1943–45) 2/2nd Battalion (1941–43) |
| Battles: | |
| Awards: | Commander of the Order of the British Empire Distinguished Service Order Efficiency Decoration Mentioned in Despatches (2) |
| Relations: | Lieutenant General Hector Edgar (brother) |
Brigadier Cedric Rupert Vaughan Edgar, (9 July 1901 – 2 September 1967) was an officer in the Australian Army during the Second World War.