Sergey Lovachov
Sergey Lovachov is a retired track and field sprinter from Uzbekistan, known for winning the gold medal for the Soviet Union in the men's 4 × 400 metres relay at the inaugural 1983 World Championships. He did so alongside Aleksandr Troshchilo, Nikolay Chernetskiy, and Viktor Markin, clocking a total time of 3:00.79. He set his personal best in the 400 metres on 1984-06-22 at a meet in Kiev.