Georgy Prokopenko

Georgy Yakovlevich Prokopenko (, ; 21 February 1937 – 5 May 2021) was a Soviet swimmer who competed at the 1960 and 1964 Summer Olympics. 
In 1964 he won a silver medal in the 200 m breaststroke and finished fourth in the 4 × 100 m medley relay. He set two world records in the 100 m breaststroke in 1964.
Prokopenko was born in Kobeliaky, Poltava Oblast, then part of the Ukrainian Soviet Socialist Republic, in the Soviet Union. He died on 5 May 2021 at the age of 84.