arrondissement of Sedan (arrondissement de Sedan)
- arrondissement in the Ardennes, France
- Country:
- Capital: Sedan
- Coordinates: 49° 40' 0" N, 5° 0' 0" E
- GPS tracks (wikiloc): [Link]
- Area: 792 sq km
- Population: 58841
- Wikipedia en: wiki(en)
- Wikipedia: wiki(fr)
- Wikidata storage: Wikidata: Q702514
- Freebase ID: [/m/09548b]
- GeoNames ID: Alt: [2975347]
- INSEE arrondissement code: [083]
- GNS Unique Feature ID: -1470123
Includes regions:
canton of Raucourt-et-Flaba
- canton of France (until March 2015)
- Country:
- Capital: Raucourt-et-Flaba
- Coordinates: 49° 36' 8" N, 4° 57' 29" E
- GPS tracks (wikiloc): [Link]

canton of Carignan
- canton of France
- Country:
- Capital: Carignan
- Coordinates: 49° 38' 0" N, 5° 10' 7" E
- GPS tracks (wikiloc): [Link]
- Population: 16510
Sedan
- commune in Ardennes, France
- Country:
- Postal Code: 08200
- Coordinates: 49° 42' 7" N, 4° 56' 25" E
- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 157 м m
- Area: 16.28 sq km
- Population: 17248
- Web site: [Link]