| Serhiy Danylchenko | |
| Fullname: | Сергій Данильченко |
| Weight Class: | Bantamweight |
| Birth Date: | 27 April 1974 |
| Birth Place: | Kharkiv, Ukrainian SSR, Soviet Union |
| Height: | 1.620NaN0 |
| Weight: | 54kg (119lb) |
Serhiy Danylchenko (Ukrainian: Сергій Данильченко; born April 27, 1974, in Kharkiv) is a retired Ukrainian boxer, who won a Bantamweight Bronze medal at the 2000 Summer Olympics. On the way to his bronze medal, Danylchenko got a 1st round bye, and defeated India's Dingko Singh and Australia's Justin Kane, before losing in the semifinal against Russia's Raimkul Malakhbekov.
A year later, at the 2001 World Amateur Boxing Championships, he won the bronze medal in the same division.
Danylchenko began his professional career in 2002 and only fought once, retiring with a pro record of 1–0–0.