Wenceslao is a Spanish masculine given name, derived from Wenceslaus, itself a Latinized version of the Slavic names Václav, Wacław, Więcesław, etc. It may refer to:
Wenceslao Álvarez Oblanca
Wenceslao Benítez, a marine soldier
Wences Casares, technology entrepreneur
Wenceslao Carrillo Alonso-Forjador, Spanish Socialist leader, father of Santiago Carrillo
Wenceslao Díaz, Mexican footballer
Wenceslao Díaz Gallegos (1834-1895), a medical doctor
Wenceslao López Martínez, Spanish politician
Wenceslao Fernández Flórez, Spanish journalist and novelist
Wenceslao Figuereo, politician
Wenceslao González Manteiga, professor
Wenceslao Herrera Coyac, Mexican politician
Wenceslao Labra García, Mexican military politician
Wenceslao H. Svec, bishop
