les monts d'aunay is a commune. it is found in the region normandy in the calvados department in the northwest of france. the municipality was created on 1 january 2017 and consists of the former communes of aunay-sur-odon (the seat), bauquay, campandré-valcongrain, danvou-la-ferrière, ondefontaine, le plessis-grimoult and roucamps.