David Sagitovich Belyavskiy (; born 23 February 1992) is a Russian artistic gymnast and three-time Olympian, representing Russia in 2012 and 2016 and ROC in 2020. He was part of the teams who won gold at the 2020 Olympic Games and 2019 World Championships and silver at the 2016 Olympic Games and 2018 World Championships. Individually Belyavskiy won an Olympic bronze medal on parallel bars in 2016 and a World silver and bronze medal on pommel horse and parallel bars, respectively, in 2017. Additionally he is the 2019 European Games champion, a five-time European Games medalist, seven-time European champion, and 18-time European medalist.