Sviatopolk I Vladimirovich was Prince of Turov from 988 to 1015 and Grand Prince of Kiev from 1015 to 1019. He earned his sobriquet after allegedly murdering his brothers during his bid to take the throne. His actual responsibility is disputed by historians.
Sviatopolk the Accursed by V. Sheremetiev, 1867
Jan Matejko, Sviatopolk (in red) with Bolesław the Brave at the Golden Gate in Kiev
A miniature of Vladimir the Great from a 17th-century Menaion
The seal of Yaroslav the Wise
The Grand Prince of Kiev was the title of the monarch of Kievan Rus', residing in Kiev from the 10th to 13th centuries. In the 13th century, Kiev became an appanage principality first of the grand prince of Vladimir and the Mongol Golden Horde governors, and later was taken over by the Grand Duchy of Lithuania.
Regnal list in the opening lines of the Khlebnikov Codex: 'In Kiev, the first to begin reigning together were Dinar and Askold, after them came Olga, after Olga Igor...'