Canton of Montreuil-1

The canton of Montreuil-1 is an administrative division of the Seine-Saint-Denis department, Île-de-France region, northern France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Montreuil.

It consists of the following communes:
 * 1) Montreuil (partly)
 * 2) Rosny-sous-Bois