Comoros competed at the 2019 World Aquatics Championships in Gwangju, South Korea from 12 to 28 July.

Swimming

Comoros entered two swimmers.

Men AthleteEventHeatSemifinalFinalTimeRankTimeRankTimeRankMohamed Ibrahim50 m freestyle29.17123did not advance50 m butterfly32.5392did not advanceHakim Youssouf100 m freestyle1:05.48117did not advance50 m breaststroke38.6576did not advance

References