His father was Sgt. Major Francisco de la Garza Falcon, and his mother was Leonor Sepulveda Renteria.
He married Maria Chapa.
Francisco de la Garza Falcon, born in Cerralvo. He married Josefa Guajardo, daughter of Jose Martinez Guajardo de la Garza and Margarita Gertrudis Gutierrez de Castro. He owned Porción 58, Camargo.