Viacheslav Volodymyrovych [Vjačeslav Volodymyrovyč], b 1083, d 1155. Kyivan Rus’ prince; son of Volodymyr Monomakh, brother of Yaropolk II Volodymyrovych, Hlib Volodymyrovych and Yurii Dolgorukii. He ruled in Smolensk (from 1107), Turiv (1125–32, 1134–46), and Pereiaslav (1132–4, 1142). He was briefly in Kyiv (18 February to 5 March 1139) after Yaropolk died, but was ousted by Vsevolod Olhovych. In 1142 he reclaimed Pereiaslav and turned over its rule to his cousin, Iziaslav Mstyslavych, who later ousted him from Turiv. Viacheslav is mentioned in chronicles as the ruler of Peresopnytsia in 1149. Yurii granted him the rule of Vyshhorod ca 1150. That year also Viacheslav became a coruler of Kyiv with Iziaslav, and after Iziaslav's death in 1154, Viacheslav coruled with Rostyslav Mstyslavych.
[This article originally appeared in the Encyclopedia of Ukraine, vol. 5 (1993).]