| Type: | canton |
| Roanne-Sud | |
| Seat: | Roanne |
| Nbcomm: | 9 |
| Insee: | 42 34 |
| Pop: | 36417 |
| Population As Of: | 2012 |
| Disbanded: | 2015 |
The canton of Roanne-Sud is a French former administrative division located in the department of Loire and the Rhone-Alpes region. It was disbanded following the French canton reorganisation which came into effect in March 2015. It had 36,417 inhabitants (2012).[1]
The canton comprised the following communes:[1]