Tonga competed at the 2019 World Aquatics Championships in Gwangju, South Korea from 12 to 28 July.
Swimming
Tonga entered four swimmers.
Men AthleteEventHeatSemifinalFinalTimeRankTimeRankTimeRankAmini Fonua50 m breaststroke29.7356did not advance100 m breaststroke1:08.3281did not advanceFinau Ohuafi50 m freestyle25.3298did not advance100 m freestyle57.45106did not advance
Women AthleteEventHeatSemifinalFinalTimeRankTimeRankTimeRankNoelani Day50 m freestyle28.6767did not advance50 m backstroke35.1743did not advanceCharissa Panuve100 m freestyle1:08.0084did not advance200 m freestyle2:33.3161did not advance
Mixed AthleteEventHeatFinalTimeRankTimeRankFinau OhuafiNoelani DayCharissa PanuveAmini Fonua4×100 m freestyle relay4:08.1934did not advanceFinau OhuafiAmini FonuaCharissa PanuveNoelani Day4×100 m medley relay4:39.9134did not advance
References