His father was Rodrigo Flores de Valdez, and his mother was Josefa de la Fuente.
He married Melchora del Bosque, daughter of Fernando del Bosque and Juana de Farias y Sosa.
Francisca Javiera Flores de Valdez, born 1686. She married Joseph Antonio Ecay Muzquiz, son of Leon de Ecay Muzquiz and Baptista de Urra on 9 Sep 1704 in Monclova. Her husband died in 1738. He was 74 years old.