canton of Saint-Martin-de-Seignanx (canton de Saint-Martin-de-Seignanx)
- canton of France (until March 2015)
- Country:
- Capital: Saint-Martin-de-Seignanx
- Coordinates: 43° 32' 46" N, 1° 21' 7" E
- GPS tracks (wikiloc): [Link]
- Wikidata storage: Wikidata: Q1592522
- INSEE canton code: [4021]
Includes regions:


Saint-André-de-Seignanx
- commune in Landes, France
- Country:
- Postal Code: 40390
- Coordinates: 43° 33' 26" N, 1° 21' 6" E
- GPS tracks (wikiloc): [Link]
- Area: 19.49 sq km
- Population: 1687
- Web site: [Link]

Ondres
- commune in Landes, France
- Country:
- Postal Code: 40440
- Coordinates: 43° 33' 39" N, 1° 26' 58" E
- GPS tracks (wikiloc): [Link]
- Area: 15.13 sq km
- Population: 5069
- Web site: [Link]


Biarrotte
- commune in Landes, France
- Country:
- Postal Code: 40390
- Coordinates: 43° 33' 39" N, 1° 16' 20" E
- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 40 м m
- Area: 4.9 sq km
- Population: 267

Tarnos
- commune in Landes, France
- Country:
- Postal Code: 40220
- Coordinates: 43° 32' 26" N, 1° 27' 41" E
- GPS tracks (wikiloc): [Link]
- Area: 26.26 sq km
- Population: 12387

Saint-Martin-de-Seignanx
- commune in Landes, France
- Country:
- Postal Code: 40390
- Coordinates: 43° 32' 34" N, 1° 23' 13" E
- GPS tracks (wikiloc): [Link]
- Area: 45.35 sq km
- Population: 5264
- Web site: [Link]


Biaudos
- commune in Landes, France
- Country:
- Postal Code: 40390
- Coordinates: 43° 33' 1" N, 1° 18' 18" E
- GPS tracks (wikiloc): [Link]
- Area: 15.59 sq km
- Population: 883