Her father was Nicolas de los Santos Coy, and her mother was Ana Maria Guerra. Her mother owned Camargo 59 grant.
She married Blas de la Garza Falcon, son of Gov. Gen Blas de la Garza Falcon and Beatriz de Villarreal. It was his second marriage.
She married Matias de Landa, son of Francisco de Landa. It was her second marriage.
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
In 1767, as the daughter of a primitivo poblador, she was granted Camargo 60 by the King of Spain. There was a rancho at the site. Prociones 59 & 60 were a joint grant to the widow and daughter of Nicolas de los Santos Coy.