She was born circa 1748. Her father was Francisco de la Garza Falcon, and her mother was Josefa Guajardo. Her father owned Porción 58, Camargo. Her mother owned Porción 73, Camargo. In 1750, she lived in Camargo. The census recorded that she was the daughter of a settler, española, and 2 years old. Her household had 7 people, including one servant, and they received government aid to move to the colony.
She married Jose Salvador Garcia, son of Diego Garcia and Maria Salome (Jacoba) Vela. He owned Porción 76, Camargo, Porción 109, Camargo, Porción 108, Camargo, Porción 77, Camargo. His father owned Porción 78, Camargo.