A Cyclopaedia of Female Biography/Giselle
GISELLE,
Sister of Charlemagne, Emperor of France, sympathized with that great monarch and his eldest daughter, Rotrude, in the protection and encouragement they afforded to learned and scientific men. She induced the celebrated Alcuin to compose several works; Alcuin dedicated to Giselle and Rotrude his Commentary on St. John. Giselle died about the year 810. She was abbess of Chelles at her death.