| Type: | canton |
| Rennes-Sud-Ouest | |
| Seat: | Rennes |
| Nbcomm: | 2 + 1 fraction |
| Insee: | 35 49 |
| Pop: | 34059 |
| Population As Of: | 2012 |
| Disbanded: | 2015 |
The Canton of Rennes-Sud-Ouest is a former canton of France, in the Ille-et-Vilaine département.[1] It had 34,059 inhabitants (2012).[2] It was disbanded following the French canton reorganisation which came into effect in March 2015.
The canton contained the following communes:[2]