| Oleh Omelchuk | |
| Fullname: | Oleh Petrovych Omelchuk |
| Nationality: | Ukrainian |
| Birth Date: | 7 June 1983 |
| Birth Place: | Velyki Selyshcha, Rivne Oblast, Ukrainian SSR, Soviet Union |
| Height: | 1.69 m |
| Weight: | 70 kg |
| Country: | Ukraine |
| Sport: | Shooting |
| Event: | FP, AP60 |
| Club: | CSKA |
| Coach: | Serghiy Bondar Oleksandr Kaminsky |
| Show-Medals: | yes |
Oleh Petrovych Omelchuk (uk|Олег Петрович Омельчук; born 7 June 1983) is a Ukrainian sport shooter who competes in the men's 10 metre air pistol and the men's 50 metre pistol. He is the 2014 European 10 m pistol champion.
Omelchuk has represented Ukraine at three Olympics.[1] At the 2008 Summer Olympics, he finished in 16th place in the men's 10 m air pistol,[2] and in 4th place in the 50 m pistol, losing out on the bronze medal to Russia's Vladimir Isakov in a shoot-off.[3]
At the 2012 Summer Olympics, Omelchuk finished 5th in the final round of the men's 10 m air pistol and in 29th place in the men's 50 m pistol.[4] He also competed at the 2016 Summer Olympics in Rio de Janeiro.
On 27 July 2021, at the 2020 Summer Olympics in Tokyo, Oleh Omelchuk and Olena Kostevych won a bronze medal in the 10 m air pistol.