Oleg II of Ryazan
Grand Prince of Ryazan
Years: 1345 - 1402
Oleg II Ivanovich is Prince of Ryazan and Grand Prince of Ryazan from 1350 to 1402.
He is best known for his rivalry with Prince Dmitry of Moscow and his mysterious role in Battle of Kulikovo.
Oleg is nominally an ally of Golden Horde, but he does not participate in the battle, and several of his boyars fight and die on the Russian side.
