Vasily Davidovich of Yaroslavl
Vasily Davidovich, called the Fearsome Eyes, ruled as Prince of Yaroslavl from 1321 until his death in 1345, succeeding his father. After marrying Yevdokiya, daughter of Ivan Kalita of Moscow, in 1330, he nonetheless rejected Moscow's overlordship and styled himself grand prince of Yaroslavl.
In 1339 he fought off a five-hundred-man detachment Kalita sent to seize him. In 1340 the khan awarded the title to Simeon of Moscow and Vasily had to submit; after his death Yaroslavl fell under Muscovite control.