She was born circa 1734. Her father was Capt. Blas de la Garza Falcon, and her mother was Maria Catarina Gomez.
She married Salvador de la Garza, son of Jose Adriano de la Garza and Maria de Elizondo. He owned Espiritu Santo (tract), Camargo 89 (tract), Camargo 95 (tract).
Blas de la Garza Falcon, head of household, captain
Josefa de los Santos Coy, wife
Maria Gertrudis de la Garza Falcon, daughter, 16 years old
Jose Antonio de la Garza Falcon, son, 12 years old
Juan Jose de la Garza Falcon, son, 9 years old