Gunnora signed many ducal charters up into the 1020s. She was skilled in languages and had an excellent memory. She was a source of information on Norman history for Dudo of St. Quentin. Her husband depended on her as is shown in the couple's charters where she held several important positions. She was at times regent of Normandy, a and a judge. In a typical roll for a medieval aristocratic mother, she was an between her husband and their oldest son Richard II. As Richard I's widow she is mentioned as being active in her sons' careers. 