She was born 26 Jan 1678. Her father was Tomas Sanchez Duran, and her mother was Ana Maria de la Barrera.
She married Jose Maria Chapa, son of Juan Bautista Chapa and Beatriz de Olivares Treviño on 12 Sep 1697 in Monterrey. She was 19 years old, and the groom was 42 years old. It was his second marriage.
Francisco Javier Chapa, born 1700 in Monterrey. He married Antonia Margarita Guajardo, daughter of Jose Martinez Guajardo de la Garza and Margarita Gertrudis Gutierrez de Castro on 4 Feb 1727. He married Antonia Sanchez.