The Boulevard Brune is a boulevard of the 14th arrondissement of Paris. It is part of the little belt (or boulevards of the Marshals). The boulevard part of the railroad bridge, pass through the gates of Montrouge, Châtillon and Didot, and arrives at the door of Orleans and the Avenue du General Leclerc, where it leaves room for the boulevard Jourdan. It has a length of 1600 metres to a width of 40 metres.