Vseslav of Polotsk (or Vseslav Bryachislavich) (c. 1039 – 1101), also known as Vseslav the Sorcerer or Vseslav the Seer, was the most famous ruler of Polotsk and was briefly Grand Prince of Kiev in 1068–1069. Together with Rostislav Vladimirovich and voivode Vyshata made up a coalition against the Yaroslaviches triumvirate. Polotsk's Cathedral of Holy Wisdom (completed in 1066) is one of the most enduring monuments on the lands of modern Belarus and dates to his 57-year reign.
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