Serhiy Kopanayko (; born 5 November 1988) is a Ukrainian athlete specialising in the sprint hurdles. He represented his country at the 2016 World Indoor Championships, but did not advance past the first round.
His personal bests are 13.77 seconds in the 110 metres hurdles (0.0 m/s, Yalta 2012) and 7.70 seconds in the 60 metres hurdles (Kiev 2016).
Competition record Representing 2011Universiade Shenzhen, China21st (sf)110 m hurdles14.322013European Indoor Championships Gothenburg, Sweden18th (h)60 m hurdles7.822015European Indoor Championships Prague, Czech Republic21st (h)60 m hurdles7.862016World Indoor Championships Portland, United States19th (h)60 m hurdles7.77European ChampionshipsAmsterdam, Netherlands24th (sf)110 m hurdles13.972017European Indoor ChampionshipsBelgrade, Serbia18th (h)60 m hurdles7.95
References