Oleh Fedorovych "Oleg" Tverdovsky (; born May 18, 1976), was a Ukrainian-Russian professional ice hockey defenceman that played for Salavat Yulaev Ufa of the Kontinental Hockey League (KHL). He also played for the Los Angeles Kings, Carolina Hurricanes, New Jersey Devils, Phoenix Coyotes, Winnipeg Jets, and Mighty Ducks of Anaheim in the National Hockey League (NHL).