The Canton of Rosières-en-Santerre is a former canton situated in the department of the Somme and in the Picardie region of northern France.

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

[1] The canton is organised around the commune of Rosières-en-Santerre in the arrondissement of Montdidier.

The altitude varies from 52m (Guillaucourt) to 106m (Bouchoir) for an average of 91m.

This Somme geographical article is a stub.