Pérez Zeledón is the nineteenth canton of the province of San José in Costa Rica, located in the Brunca region. The capital city of the canton is San Isidro de El General.

Costa Rica is administratively divided into seven provinces which are subdivided into 84 cantons, and these are further subdivided into districts. Cantons are the only administrative division in Costa Rica that possess local government in the form of municipalities. Each municipality has its own mayor and several representatives, all of them chosen via municipal elections every four years.