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

Swimming

Latvia entered six swimmers.

Men AthleteEventHeatSemifinalFinalTimeRankTimeRankTimeRankDaniils Bobrovs100 m breaststroke1:03.3255did not advance200 m breaststroke2:17.0742did not advanceĢirts Feldbergs50 m backstroke26.42=44did not advance100 m backstroke56.3443did not advanceDidzis Rudavs50 m breaststroke28.9447did not advance

Women AthleteEventHeatSemifinalFinalTimeRankTimeRankTimeRankIeva Maļuka100 m freestyle56.1937did not advance200 m freestyle2:02.3829did not advanceGabriela Ņikitina50 m freestyle25.9635did not advance50 m butterfly27.48=34did not advanceKristina Steina100 m backstroke1:01.4929did not advance200 m backstroke2:14.0027did not advance

Mixed AthleteEventHeatFinalTimeRankTimeRankĢirts FeldbergsDaniils BobrovsKristina SteinaIeva Maļuka4×100 m freestyle relay3:37.6620did not advance

References