Lésigny is a commune in the Seine-et-Marne département in the Île-de-France region in the south-eastern suburbs of Paris, France. It is 20 km from Paris. The town is well known for its affluence and for the Château de Grande Romaine, which hosted the Brazil national football team during FIFA World Cup 1998, as well as famous European football teams such as Paris Saint-Germain FC, Olympique de Marseille, AS Monaco FC and Chelsea FC. Since becoming residential, Lésigny has hosted many celebrities.