The Ardennes (French: Ardenne) is a hilly forested region of Europe split between France, Belgium, and Luxembourg:
- The Chimay region in the south of the province of Hainaut.
- The extreme south of the province of Namur.
- The province of Luxembourg (except the extreme south which is part of Lorraine).
- The eastern half of the province of Liège.
- The north of the Ardennes department which is part of the Grand Est region.
- Éislek - The Luxembourg Ardennes