Vasilko Konstantinovich

Vasilko Konstantinovich (Russian: Василько Константинович; 7 December 1209, in Rostov – 4 March 1238, in Sherensky forest) was the first Prince of Rostov, Russia. He was the son of Konstantin of Rostov, and the spouse of Maria of Chernigov. He died in battle during the Mongol invasion and was succeeded by his son Boris.