Ireland at the 2024 World Aquatics Championships

Men

Women

Mixed

Daniel Wiffen won the men's 800 metre freestyle to become Ireland's first-ever gold medallist at the World Aquatics Championships.^[3]

Men

Athlete	Event	Heat		Semifinal		Final
		Time	Rank	Time	Rank	Time	Rank
Tom Fannon	50 metre freestyle	22.23	=24	Did not advance
Shane Ryan	100 metre freestyle	49.19	24	Did not advance
Daniel Wiffen	400 metre freestyle	3:45.52	4 Q	—N/a		3:46.65	7
	800 metre freestyle	7:46.90	2 Q	—N/a		7:40.94
	1500 metre freestyle	14:54.29	6 Q	—N/a		14:34.07 NR
Conor Ferguson	50 metre backstroke	Did not start		Did not advance
	100 metre backstroke	53.95	11 Q	53.90	13	Did not advance
John Shortt	200 metre backstroke	1:59.27	16 Q	1:58.47	14	Did not advance
Darragh Greene	50 metre breaststroke	27.76	18	Did not advance
	100 metre breaststroke	1:00.70	20	Did not advance
Eoin Corby	200 metre breaststroke	2:13.10	17	Did not advance
Shane Ryan	50 metre butterfly	23.83	26	Did not advance
Max McCusker	100 metre butterfly	55.52	=16 LSO	Did not advance
Conor Ferguson Darragh Greene Max McCusker Shane Ryan	4 × 100 metre medley relay	3:34.97	8 Q	—N/a		3:35.28	7

Women