| Aliaksei Mzhachyk | |
| Native Name: | Аляксей Уладзіміравіч Мжачык |
| Nationality: | Belarusian |
| Birth Date: | 30 June 1996 |
| Birth Place: | Pinsk, Belarus |
| Death Place: | Germany |
| Weight: | 139.6 kg |
| Country: | Belarus |
| Sport: | Weightlifting |
| Event: | +109 kg |
Aliksei Uladzimiravich Mzhachyk (Belarusian: Аляксей Уладзіміравіч Мжачык; 30 June 1996 – 1 August 2021) was a Belarusian weightlifter. He placed 12th in the men's +105 kg event at the 2016 Summer Olympics held in Rio de Janeiro, Brazil.[1] [2]
In age-specific categories he won the bronze medal at the 2017 European Junior & U23 Weightlifting Championships. He finished eighth at the 2017 European Weightlifting Championships and thirteenth at the 2018 World Weightlifting Championships.
Mzhachyk died in a car accident in Germany on 1 August 2021.[3] He was 25.