Breil () is a former commune in the Maine-et-Loire department in western France. On 15 December 2016, it was merged into the new commune Noyant-Villages. Breil's nearest town is Noyant (6 km).
The inhabitants are known as Breillois.
Breil is most famous for its Chateau in the Parc du Lathan, where a major Fête de la Chasse (Hunting Fair) was held each August 15. Breil is near the Lac de Rillé, a lake stretching from Rillé to Gué Morin, a hamlet in Breil, where the River Lathan was dammed in 1978 principally for irrigating the valley of the Authion.