) is a small town and commune
of the Morbihan département
, in France
It is located at the edge of the famous Brocéliande/Brekilien Forest, which is the setting of the Round Table novels in Brittany. It is 43 km southwest from Rennes/Roazhon, the regional capital.
Camp Coëtquidan (Camp de Coëtquidan) is located in Guer and comprises 3 military educational facilities:
- the École Spéciale Militaire de Saint-Cyr, France's foremost military academy dedicated to the training of Army officers through direct recruitement
- the École Militaire Interarmes (inter-services military school), for non-commissioned officers
- the École Militaire du Corps Technique et Administratif (military school of the technical and administrative corps)
Inhabitants of Guer are called Guerrois
As of the census of 1999, the town has a population of .
Mayors of Morbihan Association