Sergey Aleksandrovich Poltoratsky (, , born ) is a retired Soviet heavyweight weightlifter. He won a world title in 1977, placing second in 1974 and 1975, and set two ratified world records, in 1970 and 1980. He competed at the 1976 Summer Olympics, but failed to complete the snatch event.
References Sergey Poltoratski. chidlovski.net Serhiy Poltoratsky. sports-reference.com