Her father was Teodoro de la Garza, and her mother was Maria Gonzalez de Quintanilla.
In 1711, she requested a dispensation to marry Agustin de la Garza. Dispensation source: Guerra, et. al., Index to the Marriage Investigations of the Diocese of Guadalajara, p.216.
Maria Rita de la Garza. In 1745, she requested a dispensation to marry Pedro Joseph de la Garza, son of Jose Adriano de la Garza and Maria de Elizondo.
Joseph Cristobal de la Garza. In 1748, he requested a dispensation to marry Juana Maria de la Garza, daughter of Valentin de la Garza and Beatriz de Elizondo.
Maria Gertrudis de la Garza. In 1733, she requested a dispensation to marry Onofre Cavazos, son of Joseph Cavazos and Jacinta Fernandez.