Oleg III Svyatoslavich (1147-1204) (1147–1204) Parents Sviatoslav III of Kiev Maria of Polotsk Children Davyd Olgovich Konstantin Olgovich Siblings Mstislav II Svyatoslavich Gleb Svyatoslavich Vladimir III Svyatoslavich Vsevolod IV of Kyiv Boleslava Svyatoslavovna
