Belley
Canton
Country	France
Region	Auvergne-Rhône-Alpes
Department	Ain
No. of communes	33
Seat	Belley
Area	333.97 km2 (128.95 sq mi)
Population  (2022)[1]	25,322
• Density	76/km2 (200/sq mi)
INSEE code	01 04

The canton of Belley is one of the cantons of France and is located in the department of Ain and in the region of Auvergne-Rhône-Alpes.

This canton is organized around Belley in the Arrondissement of Belley. Its altitude is between 203 meters in (Brégnier-Cordon) and 1,020 meters in (Conzieu) with an average of 286 m.

At the French canton reorganisation which came into effect in March 2015, the canton was expanded from 24 to 37 communes (6 of which merged into the new communes Arboys-en-Bugey, Parves-et-Nattages and Chazey-Bons):^[2]

• Cantons of the Ain department
• Arrondissement of Belley

45°45′33″N 5°41′21″E / 45.75917°N 5.68917°E / 45.75917; 5.68917