Cagnò ( Ladin: Cignòu, ) is a comune (municipality) in Trentino in the northern Italian region Trentino-Alto Adige/Südtirol, located about north of Trento. As of 31 December 2004, it had a population of 378 and an area of .
Cagnò borders the following municipalities: Laurein, Proveis, Rumo, Revò, Livo, and Cles.
Cagno is a comune (municipality) in the Province of Como in the Italian region Lombardy, located about northwest of Milan and about west of Como. As of 31 December 2004, it had a population of 1,979 and an area of .
Cagno borders the following municipalities: Albiolo, Cantello, Malnate, Rodero, Solbiate, Valmorea.