3rd Army Group (France)
| 3e Groupe d'Armées (GA 3) | |
|---|---|
| Active | Mobilized 1939 – Dissolved June 1940 |
| Country | France |
| Branch | French Army |
| Type | Army Group |
| Role | Defense of the Maginot Line (Rhine Sector) |
| Size | 3 Armies and 4 Army Corps in May 1940 |
| Part of | Directly subordinate to the Commander-in-Chief North-East Theatre (General Georges) |
| Mottos | Rhin et Danube (English: Rhine and Danube) |
| Engagements | Battle of France (1940) |
| Commanders | |
| Notable commanders | Général d'Armée Antoine-Marie-Benoit Besson (Sept 1939 – May 1940) |
Army Group 3 (Groupe d'Armées 3 [GA 3]) was a French Army formation during the Second World War, stationed along the river Rhine manning the Maginot Line.
It was responsible for manning the southern end of the Maginot Line, along the River Rhine and controlled one army. The army group's Commander-in-Chief was Général d'Armée Antoine-Marie-Benoit Besson.