canton of Roanne-Sud (canton de Roanne-Sud)
- canton of France (until March 2015)
- Country:
- Capital: Roanne
- Coordinates: 46° 0' 37" N, 4° 0' 7" E
- GPS tracks (wikiloc): [Link]
- Wikipedia en: wiki(en)
- Wikipedia: wiki(fr)
- Wikidata storage: Wikidata: Q1320367
- INSEE canton code: [4234]
Includes regions:

Villerest
- commune in Loire, France
- Country:
- Postal Code: 42300
- Coordinates: 45° 59' 36" N, 4° 2' 12" E
- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 360 м m
- Area: 14.82 sq km
- Population: 4776


Riorges
- commune in Loire, France
- Country:
- Postal Code: 42153
- Coordinates: 46° 2' 34" N, 4° 2' 26" E
- GPS tracks (wikiloc): [Link]
- Area: 15.51 sq km
- Population: 10672
- Web site: [Link]
Lentigny
- commune in Loire, France
- Country:
- Postal Code: 42155
- Coordinates: 45° 59' 42" N, 3° 58' 51" E
- GPS tracks (wikiloc): [Link]
- Area: 11.3 sq km
- Population: 1695
- Web site: [Link]


Ouches
- commune in Loire, France
- Country:
- Postal Code: 42155
- Coordinates: 46° 0' 58" N, 3° 59' 15" E
- GPS tracks (wikiloc): [Link]
- Area: 10.12 sq km
- Population: 1158
- Web site: [Link]


Pouilly-les-Nonains
- commune in Loire, France
- Country:
- Postal Code: 42155
- Coordinates: 46° 2' 18" N, 3° 58' 54" E
- GPS tracks (wikiloc): [Link]
- Area: 10.23 sq km
- Population: 2048
- Web site: [Link]


Roanne
- commune in Loire, France
- Country:
- Postal Code: 42300
- Coordinates: 46° 2' 10" N, 4° 4' 5" E
- GPS tracks (wikiloc): [Link]
- Area: 16.12 sq km
- Population: 34831
- Web site: [Link]