Sergei Sivko
| Medal record | ||
|---|---|---|
Competitor for  Soviet Union
| ||
| Men's Boxing | ||
| Olympic Games | ||
| Silver | 1960 Rome | Flyweight |
| European Amateur Championships | ||
| Gold | 1961 Belgrade | Bantamweight |
Sergey Aleksandrovich Sivko (7 June 1940]] - 10 November 1966) was a boxer representing the Soviet Union.
Sivko was born in Tula. He competed for the Soviet Union in the 1960 Summer Olympics held in Rome, Italy in the flyweight event where he finished in second place.