The canton of Montreuil is a former canton in the Pas-de-Calais department and the Nord-Pas de Calais region.

It was disbanded following the French canton reorganisation that came into effect in March 2015.

[1] An area of drained marshland and one or two hills, with the town of Montreuil in the Arrondissement of Montreuil at its centre.

The canton comprised 17 communes:[1]

This Pas-de-Calais geographical article is a stub.