Swimming at the 2024 World Aquatics Championships – Men's 50 metre butterfly explained

Event:	Men's 50 metre butterfly
Championship:	2024 World Aquatics Championships
Dates:	11 February (heats and semifinals) 12 February (final)
Venue:	Aspire Dome
Location:	Doha, Qatar
Competitors:	67
Nations:	65
Win Value:	22.97
Gold:	Diogo Ribeiro
Gold Nation:	POR
Silver:	Michael Andrew
Silver Nation:	USA
Bronze:	Cameron McEvoy
Bronze Nation:	AUS
Prev:	2023
Next:	2025

The Men's 50 metre butterfly competition at the 2024 World Aquatics Championships was held on 11 and 12 February 2024.^[1] ^[2]

Records

Prior to the competition, the existing world and championship records were as follows.^[3]

The heats were started on 11 February at 10:31.^[4]

Rank	Heat	Lane	Time	Notes
1	5	3	23.02	Q
2	6	4	23.03	Q
3	7	6	23.15	Q
4	5	4	23.16	Q
5	7	4	23.18	Q
5	7	7	23.18	Q, NR
7	5	5	23.19	Q
8	5	6	23.34	Q
9	7	5	23.35	Q
10	6	1	23.37	Q
10	6	3	23.37	Q
12	6	9	23.41	Q
13	4	5	23.47	Q
14	7	8	23.51	Q
15	4	2	23.52	Q
16	6	5	23.53	SO
16	7	2	23.53	SO
16	7	3	23.53	SO
19	5	7	23.54
20	6	6	23.62
21	6	2	23.63
21	6	7	23.63
23	5	8	23.65	NR
24	5	2	23.68
25	6	8	23.77
26	7	0	23.83
27	5	0	23.87
28	5	1	23.92
29	4	0	23.97
30	6	0	24.13
31	5	9	24.16
32	4	8	24.17	NR
33	4	4	24.20
34	4	3	24.23
35	4	9	24.25
36	4	7	24.29
37	4	6	24.32
38	3	3	24.41
39	3	4	24.62
40	7	9	24.85
41	3	5	24.95
42	3	1	25.38
43	3	6	25.40
44	3	7	25.50
45	3	0	25.74
46	3	2	25.86
47	3	8	26.00
48	2	4	26.38
49	3	9	26.56
50	2	5	26.93
51	2	3	27.25
52	1	1	27.41
53	2	6	27.66
54	2	2	28.02
55	2	7	28.22
56	1	4	28.44
57	2	9	28.69
58	2	1	28.72
59	1	0	29.51
60	2	8	29.55
61	1	7	30.07
62	1	5	30.19
63	1	3	30.26
64	2	0	30.81
65	1	6	31.35
66	1	8	31.51
67	1	2	34.35
–	4	1	Did not start
–	7	1

The swim-off was started on 11 February at 12:17.^[5]

The semifinals were started on 11 February at 19:23.^[6]

Rank	Heat	Lane	Time	Notes
1	1	4	22.94	Q
2	1	5	23.15	Q
3	2	7	23.17	Q
4	2	3	23.18	Q
4	2	5	23.18	Q
6	2	6	23.21	Q
7	1	2	23.22	Q
8	1	6	23.24	Q
9	2	4	23.25
9	2	8	23.25	NR
11	2	2	23.32
12	1	7	23.37
13	1	1	23.45	NR
14	1	3	23.47
15	1	8	23.49
16	2	1	23.68

The final was held on 12 February at 19:46.^[7]

Web site: Schedule. 1 November 2023. 1 November 2023. https://web.archive.org/web/20231101033353/https://resources.fina.org/fina/document/2023/10/02/ad5051df-a960-47a9-8eef-0beccae7c822/DOHA_2024_SCHEDULES_06.pdf. live.
Web site: Start list. omegatiming.com. 9 February 2024. 13 February 2024. https://web.archive.org/web/20240213070551/https://www.omegatiming.com/File/00011800000104EB0101FFFFFFFFFF00.pdf. live.
Web site: Records book. omegatiming.com. 9 February 2024. 10 February 2024. 3 February 2024. https://web.archive.org/web/20240203115839/https://www.omegatiming.com/File/0001180000FFFFFFFFFFFFFFFFFFFF1F.pdf. live.
Web site: Heats results. omegatiming.com. 10 February 2024. 13 February 2024. https://web.archive.org/web/20240213170930/https://www.omegatiming.com/File/00011800000104EB0101FFFFFFFFFF01.pdf. live.
Web site: Swim-off results. omegatiming.com. 10 February 2024. 13 February 2024. https://web.archive.org/web/20240213070552/https://www.omegatiming.com/File/00011800000104EB0106FFFFFFFFFF01.pdf. live.
Web site: Semifinals results. omegatiming.com. 11 February 2024. 11 February 2024. 12 February 2024. https://web.archive.org/web/20240212174047/https://www.omegatiming.com/File/00011800000104EB0102FFFFFFFFFF01.pdf. live.
Web site: Final results. omegatiming.com. 12 February 2024. 12 February 2024. 12 February 2024. https://web.archive.org/web/20240212174045/https://www.omegatiming.com/File/00011800000104EB0104FFFFFFFFFF01.pdf. live.