Her father was Juan de Dios de la Garza, and her mother was Juana de Treviño.
In 1730, she requested a dispensation to marry Francisco Javier Perez de la Garza. Dispensation source: Guerra, et. al., Index to the Marriage Investigations of the Diocese of Guadalajara, p.89.
Maria Josefa de la Garza. In 1746, she requested a dispensation to marry Joseph Francisco Treviño.