His father was Capt. Francisco de la Garza Falcon, and his mother was Juana Garcia Gutierrez.
He requested a dispensation to marry Clara de la Garza. Dispensation source: Guerra, et. al., Index to the Marriage Investigations of the Diocese of Guadalajara, 2-8, p.24.
Antonio de la Garza. In 1728, he requested a dispensation to marry Maria Gertrudis Perez de la Garza, daughter of Juan Perez de la Garza and Maria Cantu.
Maria de la Garza. In 1707, she requested a dispensation to marry Marcos de la Garza, son of Lazaro de la Garza Falcon and Maria Inez Ayala Saldivar Sosa.
Joseph de la Garza. In 1748, he requested a dispensation to marry Antonia Cavazos, daughter of Joseph Cavazos and Jacinta de la Cerda (Fernandez de Castro). They were married in 1748.
Francisco Javier de la Garza. In 1748, he requested a dispensation to marry Maria Ignacia Cavazos, daughter of Francisco Cavazos and Angela de la Garza.
Isidro de la Garza. He married Agustina de Quintanilla. He married Margarita de Quintanilla.
Maria Josefa de la Garza. She married Miguel Rodriguez de Montemayor, son of Francisco Rodriguez de Montemayor and Maria Caballero de los Olivos.
Ana Maria de la Garza. She married Nicolas Rodriguez.
Pedro Regalado de la Garza. In 1733, he requested a dispensation to marry Maria Josefa de la Garza, daughter of Juan de la Garza Saldivar and Maria Cayetana Flores de Valdez.
Santiago de la Garza. In 1747, he requested a dispensation to marry Juana Micaela Garcia, daughter of Juan Francisco Garcia and Ana Garcia de Sepulveda.
Francisco de la Garza Guerra. In 1734, he requested a dispensation to marry Maria Candida Garcia, daughter of Juan Francisco Garcia and Ana Garcia de Sepulveda. He owned land in Porción 65, Camargo.