Luxembourg competed at the 2023 World Aquatics Championships in Fukuoka, Japan, from 14 to 30 July.

Swimming

Luxembourg entered four swimmers.

Men AthleteEventHeatSemifinalFinalTimeRankTimeRankTimeRank Pit Brandenburger 200 metre freestyle 1:51.27 39Did not advance Ralph Daleiden 100 metre freestyle 48.77 NR 26 Did not advance Remi Fabiani 50 metre freestyle 22.47 NR 37 Did not advance 50 metre backstroke 25.87 33 Did not advance Julien Henx 50 metre butterfly23.6527 Did not advance

References