Carintana dalle Carceri

Carintana dalle Carceri (died in 1255) was the co-ruler of Oreos and the northern third or of the Lordship of Negroponte in Frankish Greece in circa 1240-1255. She was the second wife of William of Villehardouin, Prince of Achaea. Her childless death gave rise to the War of the Euboeote Succession involving Venice and most rulers of Frankish Greece.