Army Group 2 ( 2 [GA 2]) was a French Army formation during the Second World War, responsible for the central portion of the Maginot Line.
Under the command of André-Gaston Prételat, the army group covered the sector from the Moselle to the Upper Rhine, protecting the regions of Lorraine and Alsace. It was positioned between the 1st Army Group to its left and the 3rd Army Group to its right. At the start of the German invasion on 10 May 1940, the group commanded approximately 35 divisions and was headquartered in Bondy.
The following major formations were subordinate to the French 2nd Army Group at the start of the Battle of France. The data for the constituent armies and corps is based on the military structures recorded for May 1940.