Oleg I Ingvarevich the Red, or ''the Handsome'', was
Prince of Ryazan from 1252 to 1258.
["OLEG Ingvarevich 'Krasny' (-8 or 20 Mar 1258). Prince of Riazan 252 ()]
References
Grand Princes of Ryazan
13th-century princes in Kievan Rus'
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