1090)[1] wife of Ralph of Tosny, rode armed like a knight during a conflict in northern France during the late 11th century [2] and was born in Montfort sur Risle, Eure, Normandy, in 1057.
The disagreement reached a point that her husband took up arms against William, Count of Évreux.
During the ensuing conflict, Isabel is said to have worn armor, joined her knights on the battlefield.
She deserved comparison with Lampeto and Marpesia, Hippolyta and Penthesilea and the other warlike Amazon queens."
Isabel may have encouraged the knights, or perhaps fought actively, as the comparisons to these warlike heroines seem to suggest.