| Type: | canton |
| Saint-Omer-Sud | |
| Seat: | Saint-Omer |
| Nbcomm: | 4 |
| Insee: | 62 42 |
| Pop: | 21597 |
| Population As Of: | 2012 |
| Disbanded: | 2015 |
The canton of Saint-Omer-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 21,597 inhabitants (2012).[1]
The canton is organised around Saint-Omer in the arrondissement of Saint-Omer. The altitude varies from 0m (Saint-Omer) to 119m (Wizernes) for an average altitude of 38m.
The canton comprised 4 communes:[1]