Barbados competed at the 2017 World Championships in Athletics in London, United Kingdom, 4–13 August 2017.
Results Men Track and road events AthleteEventPreliminariesHeatSemifinalFinalResultRankResultRankResultRankResultRankMario Burke100 metres10.223 Q10.4239colspan=4 rowspan=2 Ramon Gittens10.255 Q10.2424Burkheart Ellis200 metrescolspan=2 20.9940colspan=4 Shane Brathwaite110 metres hurdlescolspan=2 13.3910 Q13.26 7 Q13.325Levi CadoganRamon GittensShane BrathwaiteMario Burke4 × 100 metres relaycolspan=2 39.1914colspan=2 colspan=2
Women Track and road events AthleteEventHeatSemifinalFinalResultRankResultRankResultRankSada Williams200 metres23.5530colspan=4 Tia-Adana Belle 400 metres hurdles58.8237colspan=4