Swimming at the 2023 World Aquatics Championships – Men's 50 metre backstroke explained

Event:	Men's 50 metre backstroke
Championship:	2023 World Aquatics Championships
Dates:	29 July (heats and semifinals) 30 July (final)
Venue:	Marine Messe Fukuoka
Location:	Fukuoka, Japan
Competitors:	64
Nations:	59
Win Value:	24.05
Gold:	Hunter Armstrong
Gold Nation:	USA
Silver:	Justin Ress
Silver Nation:	USA
Bronze:	Xu Jiayu
Bronze Nation:	CHN
Prev:	2022
Next:	2024

The men's 50 metre backstroke competition at the 2023 World Aquatics Championships was held on 29 and 30 July 2023.^[1] ^[2] ^[3]

Records

Prior to the competition, the existing world and championship records were as follows.^[4]

Results

Heats

The heats were started on 29 July at 10:55.^[5]

Rank	Heat	Lane	Time	Notes
1	6	4	24.18	Q
2	5	4	24.48	Q
3	7	4	24.49	Q
4	5	5	24.71	Q
5	6	3	24.72	Q
6	7	3	24.73	Q
6	7	5	24.73	Q
8	6	5	24.80	Q
9	6	2	24.86	Q
10	5	7	24.91	Q
11	5	3	24.95	Q
11	6	7	24.95	Q
13	7	2	25.05	Q
14	4	5	25.07	Q
15	5	1	25.10	Q
16	5	6	25.11	Q
17	6	9	25.12
18	6	0	25.15
19	5	2	25.18
19	7	8	25.18
21	7	6	25.22
22	5	9	25.28	NR
23	7	1	25.29
24	7	7	25.35
25	6	6	25.38
26	6	8	25.42
27	4	3	25.50
28	7	9	25.51
29	4	8	25.55
30	6	1	25.59
31	7	0	25.61
32	4	4	25.76
33	3	2	25.87
33	5	0	25.87
35	4	7	25.93
36	4	2	25.96
37	4	1	25.97
38	3	5	26.04
39	3	1	26.17
40	3	6	26.39
41	4	6	26.41
42	4	0	26.42
43	3	8	26.62
44	4	9	26.63
45	3	3	26.70
45	3	7	26.70
47	1	4	26.94
47	3	0	26.94	NR
49	2	3	26.97	NR
50	2	4	27.35	NR
51	1	6	27.41
52	3	9	27.45
53	2	2	27.64
54	2	5	28.19
55	2	6	28.30
56	2	7	29.44
57	1	7	29.88
58	1	2	29.96
59	2	1	30.03
60	2	9	30.85
61	2	8	30.89
62	2	0	31.44
63	1	5	33.75
64	1	3	39.35
	1	1
	3	4
	5	8

Semifinals

The semifinal was held on 29 July at 21:06.^[6]

Rank	Heat	Lane	Time	Notes
1	2	4	24.35	Q
2	1	3	24.41	Q, NR
2	2	5	24.41	Q
4	1	5	24.47	Q
5	1	4	24.57	Q
5	1	6	24.57	Q
7	2	3	24.73	Q
8	2	7	24.81	Q
9	2	6	24.86
10	2	2	24.95
11	1	2	24.99
11	2	8	24.99
13	1	7	25.09
14	2	1	25.14
15	1	8	25.21
16	1	1	25.22

Final

The final will be held on 30 July at 20:02.^[7]

Rank	Lane	Time
	3	24.05
	4	24.24
	5	24.50
4	6	24.57
5	7	24.58
6	2	24.60
7	8	24.66
8	1	24.93

Notes and References

Web site: Schedule . live . https://web.archive.org/web/20240118125431/https://resources.fina.org/fina/document/2023/01/16/8d440e7e-1f63-4fe8-af1c-a96ba1af40bf/20th-FINA-WORLD-CHAMPIONSHIPS-Fukuoka-2023-Schedule-12.01.23.pdf . 18 January 2024 . 17 January 2023.
Web site: Sutherland . James . 13 January 2023 . World Aquatics Announces Competition Schedule For 2023 World Championships In Fukuoka . live . https://web.archive.org/web/20240118152954/https://swimswam.com/world-aquatics-announces-competition-schedule-for-2023-world-championships-in-fukuoka/ . 18 January 2024 . 13 January 2023 . SwimSwam.
Web site: 21 July 2023 . Start list . live . https://web.archive.org/web/20230723152451/https://www.omegatiming.com/File/00011600010102EB0101FFFFFFFFFF00.pdf . 23 July 2023 . omegatiming.com.
Web site: 21 July 2023 . Records book . live . https://web.archive.org/web/20240118153205/https://www.omegatiming.com/File/0001160001FFFFFFFFFFFFFFFFFFFF1F.pdf . 18 January 2024 . omegatiming.com.
Web site: 29 July 2023 . Heats results . live . https://web.archive.org/web/20230924031115/https://www.omegatiming.com/File/00011600010102EB0101FFFFFFFFFF01.pdf . 24 September 2023 . omegatiming.com.
Web site: 29 July 2023 . Semifinals results . live . https://web.archive.org/web/20230729121755/https://www.omegatiming.com/File/00011600010102EB0102FFFFFFFFFF01.pdf . 29 July 2023 . omegatiming.com.
Web site: 30 July 2023 . Final results . live . https://web.archive.org/web/20230730110756/https://www.omegatiming.com/File/00011600010102EB0104FFFFFFFFFF01.pdf . 30 July 2023 . omegatiming.com.