The canton of Brienne-le-Château is an administrative division of the Aube department, northeastern France. Its borders were modified at the French canton reorganisation which came into effect in March 2015. Its seat is in Brienne-le-Château.
It consists of the following communes:
Arrembécourt Assencières Aulnay Bailly-le-Franc Balignicourt Bétignicourt Blaincourt-sur-Aube Blignicourt Bouy-Luxembourg Braux Brévonnes Brienne-la-Vieille Brienne-le-Château Chalette-sur-Voire Chavanges Courcelles-sur-Voire Dienville Donnement Dosches Épagne Géraudot Hampigny Jasseines Joncreuil Juvanzé Lassicourt Lentilles Lesmont Magnicourt Maizières-lès-Brienne Mathaux Mesnil-Sellières Molins-sur-Aube Montmorency-Beaufort Onjon Pars-lès-Chavanges Pel-et-Der Perthes-lès-Brienne Piney Précy-Notre-Dame Précy-Saint-Martin Radonvilliers Rances Rosnay-l'Hôpital Rouilly-Sacey Saint-Christophe-Dodinicourt Saint-Léger-sous-Brienne Saint-Léger-sous-Margerie Unienville Val-d'Auzon Vallentigny Villeret Yèvres-le-Petit
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