Peña's parents were originally farmers, and emigrated from Mexico; his father was from Villa Purificación, Jalisco, and his mother was from Charcas, San Luis Potosí.
Orang tua Peña pada awalnya adalah petani, dan beremigrasi dari Mexico; ayahnya dari Villa Purificación, Jalisco, dan ibunya dari Charcas, San Luis Potosí.