But did you have any that were troop leaders? barring Jeanne D'Arc, I can't think of any.
In the British countries, from 1000 AD onwards:
Aethelflaed, Lady of Mercia.
Emma, Countess of Norfolk.
Matilda of Ramsbury.
Nicola de la Haye, High Sheriff of Lincolnshire.
Isobel MacDuff, Countess of Buchan.
Lady Agnes Randolph.