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Women's 100 metre butterfly at the 2024 World Aquatics Swimming Championships (25 m)
Venue	Duna Arena
Location	Budapest, Hungary
Dates	13 December (heats and semifinals) 14 December (final)
Competitors	50
Winning time	52.71 WR
Medalists
Gretchen Walsh    United States   Tessa Giele    Netherlands   Alexandria Perkins    Australia
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2024 World Aquatics Swimming Championships (25 m)
Freestyle
50 m	men	women
100 m	men	women
200 m	men	women
400 m	men	women
800 m	men	women
1500 m	men	women
Backstroke
50 m	men	women
100 m	men	women
200 m	men	women
Breaststroke
50 m	men	women
100 m	men	women
200 m	men	women
Butterfly
50 m	men	women
100 m	men	women
200 m	men	women
Individual medley
100 m	men	women
200 m	men	women
400 m	men	women
Freestyle relay
4×50 m			mixed
4×100 m	men	women
4×200 m	men	women
Medley relay
4×50 m			mixed
4×100 m	men	women	mixed
v t e

The Women's 100 metre butterfly competition of the 2024 World Aquatics Swimming Championships (25 m) was held on 13 and 14 December 2024.

Records

Prior to the competition, the existing world and championship records were as follows:

World record	Maggie Mac Neil (CAN)	54.05	Melbourne, Australia	18 December 2022
Competition record	Maggie Mac Neil (CAN)	54.05	Melbourne, Australia	18 December 2022

The following records were established during the competition:

Date	Round	Name	Nationality	Time	Record
13 December	Heat 5	Gretchen Walsh	United States	53.24	WR
13 December	Semifinal 2	Gretchen Walsh	United States	52.87	WR
14 December	Final	Gretchen Walsh	United States	52.71	WR

Results

Heats

The heats were started on 13 December at 10:01.

Rank	Heat	Lane	Name	Nationality	Time	Notes
1	5	4	Gretchen Walsh	United States	53.24	Q, WR
2	4	6	Tessa Giele	Netherlands	55.71	Q, NR
3	4	4	Louise Hansson	Sweden	55.86	Q
4	3	4	Alexandria Perkins	Australia	55.97	Q
5	5	2	Ellen Walshe	Ireland	56.17	Q, NR
6	4	5	Laura Lahtinen	Finland	56.20	Q
7	4	3	Arina Surkova	Neutral Athletes B	56.28	Q
8	5	3	Mizuki Hirai	Japan	56.30	Q
9	4	2	Anastasiya Kuliashova	Neutral Athletes A	56.42	Q
10	5	5	Lily Price	Australia	56.50	Q
11	5	6	Luying Chen	China	56.84	Q
12	3	3	Daria Klepikova	Neutral Athletes B	56.88	Q
13	3	7	Vanessa Hazel Ouwehand	New Zealand	56.97	Q
14	3	1	Georgia Damasioti	Greece	57.14	Q
15	4	1	Helena Bach	Denmark	57.40	Q
16	5	8	Iris Julia Berger	Austria	57.44	Q
17	3	2	Sara Junevik	Sweden	57.49	R
18	3	6	Elena Capretta	Italy	57.56	R
19	4	7	Panna Ugrai	Hungary	57.95
20	5	1	Nicholle Toh	Singapore	58.03
21	5	7	Zhenqi Gong	China	58.29
22	4	8	Paulina Peda	Poland	58.54
23	3	8	Hoi Ching Yeung	Hong Kong	58.70
24	3	0	Kristen Elena Romano	Puerto Rico	58.93
25	4	0	Maria Jose Mata Cocco	Neutral Athletes C	58.96
26	5	9	Sofia Spodarenko	Kazakhstan	59.22
27	4	9	Zora Ripkova	Slovakia	59.23
28	2	3	Ana Nizharadze	Georgia	1:00.31
29	3	9	Alexia Sotomayor	Peru	1:00.46
30	2	4	Varsenik Manucharyan	Armenia	1:00.52
31	2	5	Jessica Calderbank	Jamaica	1:00.62
32	2	7	Karina Solera	Costa Rica	1:00.66
33	2	2	Oumy Diop	Senegal	1:00.77
34	2	1	M.V. Schutzmeier	Nicaragua	1:01.15
35	1	8	Sol Song Kim	North Korea	1:01.58
36	2	8	Paige Schendelaar-Kemp	Samoa	1:01.84
37	2	6	I.B.P. Thorpe	Kenya	1:01.99	NR
38	5	0	Jaime Mote	South Africa	1:02.27
39	2	0	Ashley Calderon	Honduras	1:02.51
40	1	4	Anje Van As	Zimbabwe	1:02.56
41	2	9	Weng Chi Cheang	Macau	1:03.48
42	1	5	Davia Richardson	Belize	1:03.72
43	1	0	Liana Planz	American Samoa	1:05.68
44	1	9	Kaltra Meca	Albania	1:06.10
45	1	3	Amaya Bollinger	Guam	1:06.38
46	1	6	Amazya Eliya Ann Macrooy	Suriname	1:11.77
47	1	1	Rana Saadeldin	Sudan	1:12.54
48	1	7	Mayah Chouloute	Haiti	1:16.31
	3	5	Regan Smith	United States	Did not start
	1	2	Meral Ayn Latheef	Maldives	Disqualified

Semifinals

The semifinals were started on 13 December at 18:20.

Rank	Heat	Lane	Name	Nationality	Time	Notes
1	2	4	Gretchen Walsh	United States	52.87	Q, WR
2	2	5	Louise Hansson	Sweden	55.03	Q
3	2	3	Ellen Walshe	Ireland	55.50	Q, NR
4	1	5	Alexandria Perkins	Australia	55.57	Q
5	1	6	Mizuki Hirai	Japan	55.68	Q
6	1	2	Lily Price	Australia	55.74	Q
7	1	4	Tessa Giele	Netherlands	55.50	Q, NR
8	1	7	Daria Klepikova	Neutral Athletes B	56.12	Q
9	2	6	Arina Surkova	Neutral Athletes B	56.20	R
10	1	3	Laura Lahtinen	Finland	56.26	R
11	1	8	Iris Julia Berger	Austria	56.38
12	2	7	Luying Chen	China	56.48
13	2	2	Anastasiya Kuliashova	Neutral Athletes A	56.57
14	2	1	Vanessa Hazel Ouwehand	New Zealand	56.60
15	1	1	Georgia Damasioti	Greece	57.12
16	2	8	Helena Bach	Denmark	57.27

Final

The final was held on 14 December at 17:32.

Rank	Lane	Name	Nationality	Time	Notes
	4	Gretchen Walsh	United States	52.71	WR
	1	Tessa Giele	Netherlands	54.66	NR
	6	Alexandria Perkins	Australia	55.10	OC
4	5	Louise Hansson	Sweden	55.23
5	2	Mizuki Hirai	Japan	55.61
6	3	Ellen Walshe	Ireland	55.68
7	7	Lily Price	Australia	55.82
8	8	Laura Lahtinen	Finland	56.92

References

1. "Competition Schedule" (PDF). Omega Timing. 8 December 2024. Retrieved 9 December 2024.
2. "Women's 100m Butterfly – Heats – Results Summary" (PDF). Omega Timing. 10 December 2024. Retrieved 10 December 2024.
3. "Women's 100m Butterfly – Semifinals – Results Summary" (PDF). Omega Timing. 10 December 2024. Retrieved 10 December 2024.
4. "Women's 100m Butterfly – Final – Results" (PDF). Omega Timing. 10 December 2024. Retrieved 10 December 2024.

• 2024 World Aquatics Swimming Championships (25 m)
• 2024 in men's swimming