Her father was Lazaro de los Santos Coy, and her mother was Angela Berlango Lobo.
She married Juan Antonio de la Garza, son of Gabriel de la Garza.
Joseph Cayetano de la Garza. He married Maria de Jesus Martinez, daughter of Capt. Rodrigo Martinez and Rafaela Treviño. He owned land in Porción 57, Camargo.
Luisa Margarita de la Garza. In 1735, she requested a dispensation to marry Cristobal Benito Garcia, son of Tomas Garcia de Quintanilla and Maria de la Garza Falcon Montemayor.