The Canton of Cherbourg-Octeville-Sud-Ouest in France was situated in the department of Manche and the region of Basse-Normandie. It had 19,161 inhabitants (2012). It was disbanded following the French canton reorganisation which came into effect in March 2015. Cherbourg-Octeville was its seat. The canton comprised the following communes: Cherbourg-Octeville (partly) Couville Hardinvast Martinvast Saint-Martin-le-Gréard Tollevast References Cherbourg-Octeville-Sud-Ouest Cherbourg-Octeville 2015 disestablishments in France States and territories disestablished in 2015