The canton of Saint-Lyé is an administrative division of the Aube department, northeastern France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Saint-Lyé.
It consists of the following communes:
Avant-lès-Marcilly Avon-la-Pèze Barberey-Saint-Sulpice Bercenay-le-Hayer Bourdenay Charmoy Dierrey-Saint-Julien Dierrey-Saint-Pierre Échemines Faux-Villecerf Fay-lès-Marcilly La Fosse-Corduan Macey Marcilly-le-Hayer Marigny-le-Châtel Mesnil-Saint-Loup Montgueux Origny-le-Sec Orvilliers-Saint-Julien Ossey-les-Trois-Maisons Le Pavillon-Sainte-Julie Payns Pouy-sur-Vannes Prunay-Belleville Rigny-la-Nonneuse Saint-Flavy Saint-Loup-de-Buffigny Saint-Lupien Saint-Lyé Saint-Martin-de-Bossenay Trancault Villadin Villeloup
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