Moesa District, often referred to as Moesano, is a former administrative district in the canton of Graubünden, Switzerland.

It had an official language of Italian, a population of 8,125 in 2015, and an area of 473.74 km2 (182.91 sq mi), corresponding to the Mesolcina valley along the eponymous Moesa River.

On 1 January 2015 the former municipalities of Arvigo, Braggio, Selma and Cauco merged to form the new municipality of Calanca.

[2] It consisted of three Kreise (circles) and fourteen municipalities: The official language of Moesa is Italian, traditionally the Western Lombard dialect spoken by the native population.

This Graubünden location article is a stub.