Her father was Bernabe de la Garza, and her mother was Ana de Quintanilla.
In 1714, she requested a dispensation to marry Alferez Capt Miguel de Villarreal. Dispensation source: Guerra, et. al., Index to the Marriage Investigations of the Diocese of Guadalajara, p.54.
In 1730, she requested a dispensation to marry Blas Cantu. It was her second marriage. Dispensation source: Guerra, et. al., Index to the Marriage Investigations of the Diocese of Guadalajara, p.91.