Le Mesnil Guillaume is a commune of the département of Calvados, in the Basse-Normandie région, in France. Its postal code is 14100. The INSEE code is 14421.
During the first half of the twelfth century, Renauld le Borgne, Count de Bar and Voué of Verdun, governed the town as a tyrant and resisted the authority of the bishops for thirty-five years.
The feast entitled "Commemoration of the Miracles of the Virgin Mary" is celebrated in the diocese on 20 October, in honour of the final victory of Bishop Albero (1131-56) over "le Borgne" to whom the former ceded Clermontois and Vienne-le-Château.
Nicolas Psaulme (1548-75) successfully withstood the inroads of Protestantism in the diocese.
Mathieu became painter to the city of Paris in 1633 and specialized in portraiture and in depicting the city militia.
At a time when allegorical compositions in France were the rule, these pictures are unique in the choice of peasants as subject matter, treated sympathetically and realistically, and yet arranged in almost classical compositions.
Among the paintings by the Le Nain brothers may be cited The Forge and Peasants' Repast (Louvre) and Portrait Group (National Gall., London).