She was born circa 1762. Her father was Nicolas de la Garza, and her mother was Maria Gertrudis Gonzalez. In 1782, she lived in Junta de los Rios in household number 72. The church census recorded that she was married, casta, and 20 years old. Her household included 2 people.
She married Jose Sixto Peña, son of Jose Cruz Peña and Ana Maria Gutierrez on 11 Jun 1779 in Mier. She was 17 years old, and the groom was 21 years old. His father owned Porción 64, Mier.