The Canton of Arras-Sud is a former canton situated in the department of the Pas-de-Calais and in the Nord-Pas-de-Calais region of northern France.

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

It had a total of 31,968 inhabitants (2012, without double counting).

[1] The canton comprised 9 communes:[1]

This Arras arrondissement, Pas-de-Calais geographical article is a stub.