Lanester is a commune in the Morbihan department in Brittany, in north-western France. It is the largest suburb of the city of Lorient, across t…Lanester is a commune in the Morbihan department in Brittany, in north-western France. It is the largest suburb of the city of Lorient, across the river Scorff to the east. Inhabitants of Lanester are called Lanestériens.