Sviatoslav Olgovich Kievan Rus' noble (1106–1164) Parents NN of the Cumans Theophania Muzalon Oleg I of Chernigov Children unknown daughter of Svyatoslav Olgovich Oleg II Svyatoslavich Vsevolod I Svyatoslavich Igor Svyatoslavich Siblings Vsevolod II of Kiev Igor II of Kiev Gleb Olgovich Mariya Olegovna Partners NN of Polowcen Maria of Novgorod
