Sanzeno (, ) 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 948 and an area of .
The municipality of Sanzeno contains the frazioni (subdivisions, mainly villages and hamlets) of Banco, Casez and Piano.
Sanzeno borders the following municipalities: Cles, Coredo, Dambel, Revò, Romallo, Romeno, Taio and Tassullo.