Carintana dalle Carceri (died in 1255) was the triarch (terziere) of the northern third (Oreus) of the Lordship of Negroponte in Frankish Greece in c. 1220–1255.
Her childless death in 1255 provoked the War of the Euboeote Succession involving Venice and most rulers of Frankish Greece.
When peace was formally concluded in 1262, the triarchs Guglielmo da Verona, Narzotto dalle Carceri, and Grapella dalle Carceri (Leone's son and Carintana's ultimate successor) officially recognized the suzerainty of the Prince of Achaia and undertook to honor their obligations to him and to Venice, "as they had been in the time of the Lady Carintana.
"[6] The common understanding of the issue is that Carintana was the second wife of William of Villehardouin, Prince of Achaea, and that his invasion of Negroponte was precipitated by his simultaneous desire to claim her inheritance (Oreus) and to assert his rights as the feudal overlord of the island.
[7] However, the now widespread belief that William of Villehardouin was Carintana's widower, going back to the influential work of Karl Hopf, as followed by J.