Her father was Vicente Guerra Cañamar, and her mother was Micaela Geronima de la Garza.
She married Joseph Cayetano Canales, son of Joseph Canales and Antonia Rafela del Bosque. It was his second marriage.
Ana Dominga Canales, born 1767. She married Jose Miguel Hinojosa, son of Marcelino Hinojosa and Rosa Maria Saldua.