Boris Družinin
Boris Ivanovich Družinin (, ; born 21 October 1938 in Sverdlovsk, Soviet Union) is a Russian-born Soviet and Lithuanian draughts player (International draughts), referee, author of books on draughts. . Soldier of the USSR and Russia. As a player he was a champion of the USSR. In Nizhny Tagil founded the first USSR specialized children's and youth checker sports school. After that he lived for a long time in Ukraine (Sumy and Zaporozhye). Boris moved to Lithuania for permanent residence in 1990. He currently lives in Mažeikiai. Academician of the St. Petersburg International Chess and Checkers Academy since 2002