South Africa competed at the 2025 World Aquatics Championships in Singapore from July 11 to August 3, 2025.
Medalists Medal Name Sport Event Date Pieter Coetze Swimming Men's 100 metre backstroke 29 July 2025 Pieter Coetze Swimming Men's 200 metre backstroke 1 August 2025 Pieter Coetze Swimming Men's 50 metre backstroke 3 August 2025 Kaylene Corbett Swimming Women's 200 metre breaststroke 1 August 2025
Competitors The following is the list of competitors in the Championships. SportMenWomenTotalArtistic swimming 0 10 10Diving 0 3 3Open water swimming 4* 3* 7*Swimming 4* 9* 13*Water polo 14 14 28Total 21* 38* 59* Matthew Caldwell and Catherine Van Rensburg competed in both open water swimming and pool swimming. Artistic swimming
Women AthleteEventPreliminariesFinalPointsRankPointsRank Xera Vegter Maharajh Solo technical routine175.576633Did not advance Solo free routine134.026325Did not advance Aurelia PretoriusRebecca Schenk Duet technical routine150.498339Did not advance Mixed AthleteEventPreliminariesFinalPointsRankPointsRank Tori BuitendagChloe Dundas-StarrLeah HowellAneesah LindoorAurelia PretoriusTayla-Jade van HuyssteenCasey WilliamsSarah Williams Team technical routine 139.1717 25Did not advance Team free routine 101.5804 20Did not advance Diving
Women AthleteEventPreliminariesSemifinalsFinalPointsRankPointsRankPointsRankGrace Brammer1 m springboard197.7039colspan=2 Did not advanceBailey Heydra1 m springboard214.6032colspan=2 Did not advance3 m springboard242.4029Did not advanceZalika Methula3 m springboard153.0050Did not advanceBailey HeydraZalika Methula3 m synchro springboard214.1714colspan=2 Did not advance
Open water swimming
Men AthleteEventHeatSemi-finalFinalTimeRankTimeRankTimeRank Ruan Breytenbach Men's 10 km colspan=4 2:05:07.6 24 Connor Buck Men's 3 km knockout sprints 17:54.1 20Did not advance Men's 5 km colspan=4 1:01:26.3 38 Men's 10 km colspan=4 2:09:37.1 36 Matthew Caldwell Men's 3 km knockout sprints 17:45.4 14Did not advance Men's 5 km colspan=4 1:01:23.8 35
Women AthleteEventHeatSemi-finalFinalTimeRankTimeRankTimeRank Amica de Jager Women's 3 km knockout sprints 19:26.4 21Did not advanceCallan Lotter Women's 3 km knockout sprints 18:36.4 8 Q 12:21.6 16Did not advance Women's 5 km colspan=4 1:04:21.6 16 Women's 10 km colspan=4 2:14:01.3 16Catherine Van Rensburg Women's 5 km colspan=4 1:06:50.4 35 Women's 10 km colspan=4 2:19:40.2 25 Mixed AthleteEventFinalTimeRankMatthew CaldwellAmica de JagerKellen JonesCatherine Van RensburgTeam relay1:15:25.2 12 Swimming
South Africa entered 13 swimmers.
Men AthleteEventHeatSemi-finalFinalTimeRankTimeRankTimeRank Matthew Caldwell400 m freestyle4:01.4539colspan=2 Did not advance Pieter Coetze50 m backstroke24.362 Q24.32 AF3 Q24.17100 m backstroke52.807 Q52.29 AF3 Q51.85 AF200 m backstroke1:57.1116 Q1:54.22 AF1 Q1:53.36 AF Matthew Sates200 m freestyle1:48.4532Did not advance200 m individual medley2:01.8028Did not advance400 m individual medleyDid not startcolspan=2 Did not advance Chris Smith50 m breaststroke26.826 Q26.775 Q26.756100 m breaststroke1:00.8525Did not advance
Women AthleteEventHeatSemi-finalFinalTimeRankTimeRankTimeRank Aimee Canny200 m freestyle1:57.538 Q1:57.7212Did not advance200 m individual medley2:12.7019Did not advance Kaylene Corbett50 m breaststroke31.4327Did not advance200 m breaststroke2:25.107 Q2:23.817 Q2:23.52Caitlin de Lange50 m freestyle24.9518Did not advance Erin Gallagher100 m freestyle55.0127Did not advance50 m butterfly25.7712 Q25.39 NR3 Q25.668100 m butterfly57.489 Q57.6813Did not advance Rebecca Meder100 m breaststroke1:07.5027Did not advance200 m breaststroke2:28.4024Did not advance200 m individual medley2:11.6813 Q2:11.0510Did not advance Olivia Nel50 m backstroke28.2323Did not advance Hannah Robertson400 m freestyle4:22.6927colspan=2 Did not advance Catherine van Rensburg800 m freestyle8:50.6025colspan=2 rowspan=2 Did not advance1500 m freestyle16:59.7326Did not advanceOlivia Nel Caitlin de Lange Georgia NelHannah Robertson freestyle relay 3:45.33 12colspan=2 rowspan=3 Did not advanceAimee Canny Georgia Nel Hannah Robertson Catherine van Rensburg freestyle relay 8:13.06 10Did not advanceOlivia Nel Rebecca Meder Erin Gallagher Aimee Canny medley relay 3:59.47 AF 9Did not advance
Mixed AthleteEventHeatFinalTimeRankTimeRankMatthew Sates Matthew Caldwell Olivia Nel Aimee Canny 4 × 100 m freestyle relay3:31.6519Did not advance Pieter Coetze Kaylene Corbett Erin Gallagher Matthew Caldwell medley relay3:52.03 18Did not advance Water polo
Summary TeamEventGroup stagePlayoffQuarterfinalSemi-finalFinal / OppositionScoreOppositionScoreOppositionScoreRankOppositionScoreOppositionScoreOppositionScoreOppositionScoreRankMen's tournament L 3–27 L 5–24 L 4–28 4 L 4–2 L 13–14 16Women's tournament L 4–23 L 3–12 L 6–13 4 L 6–16 W 8–4 15 Men's tournament
Team roster
Group play
13th–16th place semifinals
15th place game
Women's tournament
Team roster
Group play
13–16th place semifinals
15th place game
References