Guillermo Pérez

Guillermo Pérez may refer to:


 * Guillermo Pérez (taekwondo) (born 1978), Mexican taekwondo practitioner
 * Guillermo Pérez (athlete), Paralympic athlete from Cuba
 * Guillermo Pérez (actor) (born 1971), Venezuelan telenovela actor
 * Guillermo Herbert Pérez (born 1934), Mexican politician