Godunov,
Boris Feodorovich 1551?-1605; czar of Russia (1598-1605)
See Godunov in American Heritage Dictionary 4
(go͝odˈn-ôfˌ, gŏdˈ-, gə-do͞o-nôfˈ), Boris Fyodorovich 1551?-1605.
Czar of Russia (1598-1605) who became regent for Fyodor I (1557-1598) on the death of Ivan IV (1584) and was chosen czar on Fyodor's death. His reign was marked by the colonization of Siberia and the reclamation of land in Sweden.