Swimming at the 2023 World Aquatics Championships – Men's 50 metre backstroke
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The men's 50 metre backstroke competition at the 2023 World Aquatics Championships was held on 29 and 30 July 2023.[1][2][3]
VenueMarine Messe Fukuoka
LocationFukuoka, Japan
Dates29 July (heats and semifinals)
30 July (final)
30 July (final)
Competitors64 from 59 nations
| Men's 50 metre backstroke at the 2023 World Aquatics Championships | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Venue | Marine Messe Fukuoka | |||||||||
| Location | Fukuoka, Japan | |||||||||
| Dates | 29 July (heats and semifinals) 30 July (final) | |||||||||
| Competitors | 64 from 59 nations | |||||||||
| Winning time | 24.05 | |||||||||
| Medalists | ||||||||||
| ||||||||||
Records
Prior to the competition, the existing world and championship records were as follows.[4]
| World record |  Hunter Armstrong (USA) | 23.71 | Greensboro, United States | 28 April 2022 |
|---|---|---|---|---|
| Competition record |  Liam Tancock (GBR) | 24.04 | Rome, Italy | 2 August 2009 |
Results
Heats
The heats were started on 29 July at 10:55.[5]
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|---|
| 1 | 6 | 4 | Justin Ress | United States | 24.18 | Q |
| 2 | 5 | 4 | Apostolos Christou |  Greece | 24.48 | Q |
| 3 | 7 | 4 | Hunter Armstrong | United States | 24.49 | Q |
| 4 | 5 | 5 | Ksawery Masiuk |  Poland | 24.71 | Q |
| 5 | 6 | 3 | Ole Braunschweig |  Germany | 24.72 | Q |
| 6 | 7 | 3 | Xu Jiayu |  China | 24.73 | Q |
| 6 | 7 | 5 | Isaac Cooper |  Australia | 24.73 | Q |
| 8 | 6 | 5 | Thomas Ceccon |  Italy | 24.80 | Q |
| 9 | 6 | 2 | Andrei-Mircea Anghel |  Romania | 24.86 | Q |
| 10 | 5 | 7 | Kacper Stokowski | Poland | 24.91 | Q |
| 11 | 5 | 3 | Andrew Jeffcoat |  New Zealand | 24.95 | Q |
| 11 | 6 | 7 | Conor Ferguson |  Ireland | 24.95 | Q |
| 13 | 7 | 2 | Takeshi Kawamoto |  Japan | 25.05 | Q |
| 14 | 4 | 5 | Yassin Hossam |  Egypt | 25.07 | Q |
| 15 | 5 | 1 | Michael Laitarovsky |  Israel | 25.10 | Q |
| 16 | 5 | 6 | Ryosuke Irie | Japan | 25.11 | Q |
| 17 | 6 | 9 | Lamar Taylor |  Bahamas | 25.12 | |
| 18 | 6 | 0 | Adrian Santos |  Spain | 25.15 | |
| 19 | 5 | 2 | Javier Acevedo |  Canada | 25.18 | |
| 19 | 7 | 8 | Won Young-jun |  South Korea | 25.18 | |
| 21 | 7 | 6 | Guilherme Basseto |  Brazil | 25.22 | |
| 22 | 5 | 9 | João Costa |  Portugal | 25.28 | NR |
| 23 | 7 | 1 | Wang Gukailai | China | 25.29 | |
| 24 | 7 | 7 | Tomáš Franta |  Czech Republic | 25.35 | |
| 25 | 6 | 6 | Björn Seeliger |  Sweden | 25.38 | |
| 26 | 6 | 8 | Hugo González | Spain | 25.42 | |
| 27 | 4 | 3 | Chuang Mu-lun |  Chinese Taipei | 25.50 | |
| 28 | 7 | 9 | Srihari Nataraj |  India | 25.51 | |
| 29 | 4 | 8 | Markus Lie |  Norway | 25.55 | |
| 30 | 6 | 1 | Áron Székely |  Hungary | 25.59 | |
| 31 | 7 | 0 | Roman Mityukov |  Switzerland | 25.61 | |
| 32 | 4 | 4 | Quah Zheng Wen |  Singapore | 25.76 | |
| 33 | 3 | 2 | Remi Fabiani |  Luxembourg | 25.87 | |
| 33 | 5 | 0 | I Gede Siman Sudartawa |  Indonesia | 25.87 | |
| 35 | 4 | 7 | Ģirts Feldbergs |  Latvia | 25.93 | |
| 36 | 4 | 2 | Charles Hockin |  Paraguay | 25.96 | |
| 37 | 4 | 1 | Clayton Jimmie |  South Africa | 25.97 | |
| 38 | 3 | 5 | Diego Camacho |  Mexico | 26.04 | |
| 39 | 3 | 1 | Jack Kirby |  Barbados | 26.17 | |
| 40 | 3 | 6 | Tonnam Kanteemool |  Thailand | 26.39 | |
| 41 | 4 | 6 | Jerard Jacinto |  Suspended Member Federation | 26.41 | |
| 42 | 4 | 0 | Filippos Iakovidis |  Cyprus | 26.42 | |
| 43 | 3 | 8 | Maximillian Wilson |  U.S. Virgin Islands | 26.62 | |
| 44 | 4 | 9 | Noe Pantskhava |  Georgia | 26.63 | |
| 45 | 3 | 3 | Homer Abbasi |  Iran | 26.70 | |
| 45 | 3 | 7 | Lau Shiu Yue |  Hong Kong | 26.70 | |
| 47 | 1 | 4 | Isaiah Aleksenko |  Northern Mariana Islands | 26.94 | |
| 47 | 3 | 0 | Enkhtur Erkhes |  Mongolia | 26.94 | NR |
| 49 | 2 | 3 | Hansel McCaig |  Fiji | 26.97 | NR |
| 50 | 2 | 4 | Andrej Stojanovski |  North Macedonia | 27.35 | NR |
| 51 | 1 | 6 | Tameea Elhamayda |  Qatar | 27.41 | |
| 52 | 3 | 9 | Warren Lawrence |  Dominica | 27.45 | |
| 53 | 2 | 2 | Mohamad Zubaid |  Kuwait | 27.64 | |
| 54 | 2 | 5 | Bede Aitu |  Cook Islands | 28.19 | |
| 55 | 2 | 6 | Jeno Heyns |  Suriname | 28.30 | |
| 56 | 2 | 7 | Tajhari Williams |  Turks and Caicos Islands | 29.44 | |
| 57 | 1 | 7 | Omer Huraish |  Iraq | 29.88 | |
| 58 | 1 | 2 | Kapeli Siua |  Tonga | 29.96 | |
| 59 | 2 | 1 | Swaleh Talib | Suspended Member Federation | 30.03 | |
| 60 | 2 | 9 | Troy Pino |  Cape Verde | 30.85 | |
| 61 | 2 | 8 | Alexander Fleming-Lake |  Anguilla | 30.89 | |
| 62 | 2 | 0 | Mohamed Shiham |  Maldives | 31.44 | |
| 63 | 1 | 5 | Giorgio Nguichie Kamseu Kamogne |  Cameroon | 33.75 | |
| 64 | 1 | 3 | Hamzah Mayas |  Yemen | 39.35 | |
| 1 | 1 | Ibrahim Kamara |  Sierra Leone | Did not start | ||
| 3 | 4 | Dylan Carter |  Trinidad and Tobago | |||
| 5 | 8 | Bradley Woodward | Australia | |||
Semifinals
The semifinal was held on 29 July at 21:06.[6]
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|---|
| 1 | 2 | 4 | Justin Ress | United States | 24.35 | Q |
| 2 | 1 | 3 | Xu Jiayu | China | 24.41 | Q, NR |
| 2 | 2 | 5 | Hunter Armstrong | United States | 24.41 | Q |
| 4 | 1 | 5 | Ksawery Masiuk | Poland | 24.47 | Q |
| 5 | 1 | 4 | Apostolos Christou | Greece | 24.57 | Q |
| 5 | 1 | 6 | Thomas Ceccon | Italy | 24.57 | Q |
| 7 | 2 | 3 | Ole Braunschweig | Germany | 24.73 | Q |
| 8 | 2 | 7 | Andrew Jeffcoat | New Zealand | 24.81 | Q |
| 9 | 2 | 6 | Isaac Cooper | Australia | 24.86 | |
| 10 | 2 | 2 | Andrei-Mircea Anghel | Romania | 24.95 | |
| 11 | 1 | 2 | Kacper Stokowski | Poland | 24.99 | |
| 11 | 2 | 8 | Michael Laitarovsky | Israel | 24.99 | |
| 13 | 1 | 7 | Conor Ferguson | Ireland | 25.09 | |
| 14 | 2 | 1 | Takeshi Kawamoto | Japan | 25.14 | |
| 15 | 1 | 8 | Ryosuke Irie | Japan | 25.21 | |
| 16 | 1 | 1 | Yassin Hossam | Egypt | 25.22 |
Final
The final will be held on 30 July at 20:02.[7]
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
 | 3 | Hunter Armstrong | United States | 24.05 | |
 | 4 | Justin Ress | United States | 24.24 | |
 | 5 | Xu Jiayu | China | 24.50 | |
| 4 | 6 | Ksawery Masiuk | Poland | 24.57 | |
| 5 | 7 | Thomas Ceccon | Italy | 24.58 | |
| 6 | 2 | Apostolos Christou | Greece | 24.60 | |
| 7 | 8 | Andrew Jeffcoat | New Zealand | 24.66 | |
| 8 | 1 | Ole Braunschweig | Germany | 24.93 |