Agrippina of Smolensk member of the Slavic nobility (b. 1360) Parents Sviatoslav IV of Smolensk Children Michael Olshansky Andrew Olshansky Uliana Olshanska Semeon the Fierce Olshansky Siblings Juliana of Smolensk Anna, Grand Duchess of Lithuania Vasily Sviatoslavovich of Smolensk Yury of Smolensk Gleb Svyatoslavich Vladimir Svyatoslavich Partners Jan Holszański