Gisela, Abbess of Chelles
Roman Catholic nun and abbess / From Wikipedia, the free encyclopedia
Gisela (757, Aachen, Cologne, North Rhine-Westphalia, Germany[1] – 810–11, Chelles, Seine-et-Marne, Île-de-France, France) was a Frankish princess and abbess. There are also two variations of her name, which are Gisele and Giselle. She was the daughter of Pepin the Short and his wife Bertrada of Laon. She was the sister of Charlemagne and Carloman.[2]