Yaropolk Ярополк m Medieval Slavic, Russian (Rare)Derived from the Slavic elements
yaru meaning "fierce, energetic" and
pulku meaning "people, host". This name was borne by two rulers of Kievan Rus, in the 10th and 12th centuries.
Yaroslav Ярослав m Russian, Ukrainian, Medieval SlavicMeans
"fierce and glorious", derived from the Slavic elements
yaru meaning "fierce, energetic" and
slava meaning "glory". Yaroslav the Wise was an 11th-century grand prince of Kyiv who expanded Kievan Rus to its greatest extent.
Yeseniya Есения f RussianRussian form of
Yesenia. The 1971 Mexican movie was extremely popular in the Soviet Union.
Yevpraksiya Евпраксия f Russian (Rare)Russian form of
Eupraxia. This was the name of a daughter of Vsevolod I, grand prince of Kyiv, who became the wife of the Holy Roman emperor Henry IV.
Yuriy Юрий m Russian, Ukrainian, BelarusianRussian, Ukrainian and Belarusian form of
George. This name was borne by Yuriy Dolgorukiy, a 12th-century Grand Prince of Kyiv. The Soviet cosmonaut Yuriy (or Yuri) Gagarin (1934-1968), the first man to travel to space, was another famous bearer of this name.