Swimming at the 2024 World Aquatics Championships – Men's 100 metre backstroke explained

Event:	Men's 100 metre backstroke
Championship:	2024 World Aquatics Championships
Dates:	12 February (heats and semifinals) 13 February (final)
Venue:	Aspire Dome
Location:	Doha, Qatar
Competitors:	53
Nations:	50
Win Value:	52.68
Gold:	Hunter Armstrong
Gold Nation:	USA
Silver:	Hugo González
Silver Nation:	ESP
Bronze:	Apostolos Christou
Bronze Nation:	GRE
Prev:	2023
Next:	2025

The Men's 100 metre backstroke competition at the 2024 World Aquatics Championships was held on 12 and 13 February 2024.^[1] ^[2]

Records

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

The heats were started on 12 February at 09:48.^[4]

Rank	Heat	Lane	Time	Notes
1	5	4	53.32	Q
2	6	1	53.43	Q
3	4	3	53.61	Q
4	6	4	53.66	Q
5	6	7	53.73	Q
6	5	3	53.76	Q
7	6	5	53.79	Q
8	6	2	53.81	Q
9	5	1	53.84	Q
10	6	6	53.87	Q
11	4	7	53.95	Q
12	4	5	54.10	Q
12	4	6	54.10	Q
14	5	5	54.20	Q
15	4	2	54.23	Q
16	5	2	54.24	Q
17	4	4	54.33
18	4	1	54.46
19	6	3	54.51
20	5	7	54.60
21	5	6	54.63
22	6	8	54.70
23	4	8	54.93
24	4	0	55.08
25	5	8	55.33
26	3	3	55.44
26	3	6	55.44
26	6	0	55.44
29	5	0	55.48
30	6	9	55.50
31	4	9	56.02
32	1	4	56.21
33	3	5	56.59
34	3	8	56.82
35	3	4	57.18
36	3	2	57.20
=37	3	7	57.21
=37	5	9	57.21
39	2	5	57.41
40	2	9	57.52
41	3	0	57.76
42	2	3	58.03
43	2	4	58.32
44	2	6	58.81
45	3	9	58.88
46	2	2	58.89
47	1	5	58.95
48	3	1	59.31
49	2	8	59.81
50	2	1	1:00.49
51	2	0	1:01.47
52	1	3	1:02.83
53	2	7	1:03.56

The semifinals were held on 12 February at 19:17.^[5]

Rank	Heat	Lane	Time	Notes
1	1	5	53.04	Q
2	2	4	53.07	Q
3	2	5	53.22	Q
4	2	6	53.62	Q
5	1	7	53.64	Q
6	1	4	53.67	Q
7	1	1	53.70	Q
8	1	2	53.72	Q
9	2	2	53.80
10	1	6	53.82
11	2	1	53.89
11	2	3	53.89
13	2	7	53.90
14	2	8	54.03
15	1	8	54.05
16	1	3	54.20

The final was held on 13 February at 19:59.^[6]

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. 9 February 2024. 13 February 2024. https://web.archive.org/web/20240213070553/https://www.omegatiming.com/File/00011800000102EC0101FFFFFFFFFF00.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. 12 February 2024. 13 February 2024. https://web.archive.org/web/20240213070554/https://www.omegatiming.com/File/00011800000102EC0101FFFFFFFFFF01.pdf. live.
Web site: Semifinals results. omegatiming.com. 12 February 2024. 12 February 2024. 13 February 2024. https://web.archive.org/web/20240213131432/https://www.omegatiming.com/File/00011800000102EC0102FFFFFFFFFF01.pdf. live.
Web site: Final results. omegatiming.com. 13 February 2024. 13 February 2024. 13 February 2024. https://web.archive.org/web/20240213170537/https://www.omegatiming.com/File/00011800000102EC0104FFFFFFFFFF01.pdf. live.