She was born circa 1735. Her father was Jose Vela, and her mother was Maria Felipa Selvera. Her father owned land in Porción 9, Mier, Porción 12, Mier. In 1750, she lived in Camargo. The census recorded that she was the daughter of a settler, and 15 years old. Her household had 5 people, and they did not receive government aid to move to the colony.