Sant Joanet, formerly known as Sant Joan de l'Ènova, is a municipality in the comarca of Ribera Alta, in the Valencian Community of Spain. It lies in the province of Valencia, within the broader Valencia region on Spain's eastern Mediterranean coast.
The town's earlier name, Sant Joan de l'Ènova, links it to the Ènova, a river of the Ribera Alta district. Its current official name, Sant Joanet, is a diminutive form of Sant Joan.
As a municipality, Sant Joanet forms part of the local administrative structure of the Ribera Alta comarca, one of the comarques that make up the Valencian Community.