VASILII YUR'YEVICH KOSOI (ca 1421 - 1448)

He was a son of Yurii Dmitriyevich, appanage prince of Zvenigorod-Galich and Anastasia Yur'yevna, princess of Smolensk. He was appanage prince of Zvenigorod in 1434 and grand prince of Moscow briefly by force in 1434 during the course of his war with Vasilii II. He married a daughter of Andrei Vladimirovich Men'shoi, appanage prince of Radonezh. He died without heirs. The family is shown on this chart.