His father was Diego Perez, and his mother was Rita Garcia.
He married Maria Rita Garcia, daughter of Miguel Garcia and Antonia Josefa Lopez on 20 Sep 1776 in Mier.
Francisca Garcia (Perez), born 1747. She was a natural child. She married Francisco Olivares, son of Jose Valentin de Olivares and Maria de Jesus Guajardo on 2 Mar 1772 in Mier.