KONSTANTIN VASIL'YEVICH (? - 1365)

He was the 2nd son of Vasilii Konstantinovich, appanage prince of Rostov. He became appanage prince of Rostov and then grand prince of Rostov (1360-1363). He married in 1328 with Maria, daughter of Ivan I Danilovich Kalita, grand prince of Moscow. Their sons were Ivan, Gleb, crown prince of Rostov; Aleksandr, Vasilii, Vladimir, prince of Rostov and they had several daughters. The family is shown on this chart.