She was born circa 1766. Her father was Juan Jose Treviño, and her mother was Juana Michaela Maldonado.
In 1782, she lived in Mier in household number 48. The church census recorded that she was single, casta, and 16 years old. Her household included 4 people:
Juana Michaela Maldonado, a widow, casta, age 40.
Juan Jose Preciliano Treviño, a youth, casta, age 18.
Juana Francisca Treviño, single, casta, age 16.
Maria de los Santos Maldonado, a young child, casta, age 7.