 Sergey Koplyakov

Sergey Viktorovich Koplyakov (; born 23 January 1959) is a Russian-Belarusian swimmer who won two gold medals competing for the Soviet Union at the 1980 Summer Olympics.Sergey Kopliakov moved into top ranks of world swimming in 1979, coming behind Vladimir Salnikov, Andrei Krylov and Volodymyr Raskatov, enabling the Soviet Union to fully compete in male freestyle with American champions in the late 1970s.