| Men 100m Breaststroke XX Swimming World Championship 2023 Fukuoka, Japan - Monday, 24st July - Gold Medal: Haiyang Qin, China   | 
| Final 20:05 |   | time | gap | L | Ag | Rct | pts | 50m |  | 1. Haiyang Qin |   China | 57.69s | AS | 4 | 24 | 0.65 | 958 | 26.96s |  | 2. Nicolo Martinenghi |   Italy | 58.72s | +1.03s | 1 | 23 | 0.67 | 908 | 27.27s |  | 2. Arno Kamminga |   Netherlands | 58.72s | +1.03s | 2 | 27 | 0.69 | 908 | 27.52s |  | 2. Nic Fink |   United States | 58.72s | +1.03s | 3 | 30 | 0.69 | 908 | 27.08s |  | 5. Lucas Matzerath |   Germany | 58.88s | +1.19s | 5 | 23 | 0.71 | 901 | 27.35s |  | 6. Zibei Yan |   China | 59.23s | +1.54s | 6 | 27 | 0.65 | 885 | 27.69s |  | 7. Josh Matheny |   United States | 59.45s | +1.76s | 7 | 20 | 0.68 | 875 | 27.86s |  | 8. Berkay Ogretir |   Turkey | 59.79s | +2.10s | 8 | 25 | 0.66 | 860 | 27.80s |   
| World and Championship Record: Adam Peaty, Great Britain 56.88s Gwanju, South Korea 21st July 2019 |   
|
 Semi-Finals - Sunday, 23rd July 20:54 |  | Best 8 times advanced to Final.  |   
| Semi 1 20:54 |   | time | gap | L | Ag | Rct | pts | Rk | 50m |  | 1. Arno Kamminga |   Netherlands | 59.08s | +1.26s | 4 | 27 | 0.71 | 892 | 5. | 27.77s |  | 2. Josh Matheny |   United States | 59.20s | +1.38s | 3 | 20 | 0.69 | 886 | 6. | 27.79s |  | 3. Nicolo Martinenghi |   Italy | 59.21s | +1.39s | 5 | 23 | 0.67 | 886 | 7. | 27.59s |  | 4. James Wilby |   Great Britain | 59.54s | +1.72s | 6 | 29 | 0.69 | 871 | 10. | 28.16s |  | 5. Dongyeol Choi |   South Korea | 59.59s | +1.77s | 7 | 24 | 0.59 | 869 | 11. | 27.81s |  | 6. Zac Stubblety-Cook |   Australia | 59.69s | +1.87s | 8 | 24 | 0.69 | 865 | 12. | 29.22s |  | 7. Andrius Sidlauskas |   Lithuania | 59.95s | +2.13s | 2 | 26 | 0.70 | 854 | 14. | 28.07s |  | 8. Joao Gomes Junior |   Brazil | 1:00.04 | +2.22s | 1 | 37 | 0.69 | 850 | 15. | 27.81s |   
| Semi 2 21:00 |   | time | gap | L | Ag | Rct | pts | Rk | 50m |  | 1. Haiyang Qin |   China | 57.82s | AS | 4 | 24 | 0.64 | 952 | 1. | 27.31s |  | 2. Lucas Matzerath |   Germany | 58.75s | +0.93s | 5 | 23 | 0.70 | 907 | 2. | 27.49s |  | 3. Nic Fink |   United States | 58.88s | +1.06s | 3 | 30 | 0.72 | 901 | 3. | 27.61s |  | 4. Zibei Yan |   China | 59.02s | +1.20s | 2 | 27 | 0.64 | 895 | 4. | 27.54s |  | 5. Berkay Ogretir |   Turkey | 59.50s | +1.68s | 1 | 25 | 0.63 | 873 | 8. | 27.65s |  | 6. Federico Poggio |   Italy | 59.51s | +1.69s | 6 | 25 | 0.63 | 873 | 9. | 27.80s |  | 7. Denis Petrashov |   Kyrgyzstan | 59.78s | +1.96s | 7 | 23 | 0.70 | 861 | 13. | 28.04s |  | 8. Bernhard Reitshammer |   Austria | 1:00.67 | +2.85s | 8 | 29 | 0.69 | 824 | 16. | 27.70s |   
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| Heat 7 12:47 |   | time | gap | L | Ag | Rct | pts | Rk | 50m |  | 1. Haiyang Qin |   China | 58.26s | AS | 4 | 24 | 0.66 | 930 | 1. | 27.01s |  | 2. Arno Kamminga |   Netherlands | 58.71s | +0.45s | 5 | 27 | 0.70 | 909 | 2. | 27.64s |  | 3. Josh Matheny |   United States | 59.40s | +1.14s | 6 | 20 | 0.65 | 878 | 6. | 28.10s |  | 4. James Wilby |   Great Britain | 59.66s | +1.40s | 3 | 29 | 0.69 | 866 | 8. | 28.16s |  | 5. Dongyeol Choi |   South Korea | 59.94s | +1.68s | 7 | 24 | 0.57 | 854 | 12. | 27.95s |  | 6. Ippei Watanabe |   Japan | 1:00.28 | +2.02s | 2 | 26 | 0.67 | 840 | 17. | 28.38s |  | 7. Dawid Wiekiera |   Poland | 1:00.89 | +2.63s | 8 | 20 | 0.69 | 815 | 22. | 28.36s |  | 8. Erik Persson |   Sweden | 1:01.03 | +2.77s | 1 | 29 | 0.68 | 809 | 26. | 28.97s |  | 9. James Dergousoff |   Canada | 1:01.19 | +2.93s | 0 | 26 | 0.67 | 803 | 28. | 28.56s |  | 10.Thanh Bao Pham |   Vietnam | 1:03.37 | +5.11s | 9 | 22 | 0.69 | 723 | 46. | 30.08s |   
      | Heat 6 12:45 |   | time | gap | L | Ag | Rct | pts | Rk | 50m |  | 1. Lucas Matzerath |   Germany | 58.74s | +0.48s | 3 | 23 | 0.73 | 907 | 3. | 27.44s |  | 2. Nicolo Martinenghi |   Italy | 59.04s | +0.78s | 4 | 23 | 0.64 | 894 | 4. | 28.08s |  | 3. Federico Poggio |   Italy | 59.43s | +1.17s | 5 | 25 | 0.63 | 876 | 7. | 27.71s |  | 4. Andrius Sidlauskas |   Lithuania | 59.90s | +1.64s | 6 | 26 | 0.71 | 856 | 10. | 27.88s |  | 5. Denis Petrashov |   Kyrgyzstan | 59.91s | +1.65s | 8 | 23 | 0.74 | 855 | 11. | 28.17s |  | 6. Joao Gomes Junior |   Brazil | 1:00.12 | +1.86s | 7 | 37 | 0.67 | 846 | 14. | 28.19s |  | 7. Valentin Bayer |   Austria | 1:00.51 | +2.25s | 2 | 23 | 0.64 | 830 | 18. | 28.29s |  | 8. Matti Mattsson |   Finland | 1:00.62 | +2.36s | 1 | 29 | 0.72 | 826 | 20. | 28.52s |  | -. Jaouad Syoud |   Algeria | DNS |   | 9 | 23 | - | - | -. |   |   
| Heat 5 12:43 |   | time | gap | L | Ag | Rct | pts | Rk | 50m |  | 1. Nic Fink |   United States | 59.38s | +1.12s | 4 | 30 | 0.71 | 878 | 5. | 27.79s |  | 2. Zibei Yan |   China | 59.73s | +1.47s | 5 | 27 | 0.64 | 863 | 9. | 27.91s |  | 3. Berkay Ogretir |   Turkey | 59.99s | +1.73s | 3 | 25 | 0.69 | 852 | 13. | 27.83s |  | 4. Bernhard Reitshammer |   Austria | 1:00.20 | +1.94s | 2 | 29 | 0.70 | 843 | 15. | 28.20s |  | 5. Zac Stubblety-Cook |   Australia | 1:00.22 | +1.96s | 6 | 24 | 0.69 | 842 | 16. | 28.90s |  | 6. Darragh Greene |   Ireland | 1:00.54 | +2.28s | 1 | 27 | 0.64 | 829 | 19. | 28.20s |  | 7. Anton McKee |   Iceland | 1:00.86 | +2.60s | 8 | 29 | 0.64 | 816 | 21. | 28.18s |  | 8. Maksym Ovchinnikov |   Ukraine | 1:01.01 | +2.75s | 9 | 20 | 0.70 | 810 | 24. | 28.30s |  | 9. Miguel Alejandro De Lara Ojeda |   Mexico | 1:01.02 | +2.76s | 7 | 28 | 0.68 | 809 | 25. | 28.16s |  | 10.Lyubomir Epitropov |   Bulgaria | 1:01.16 | +2.90s | 0 | 24 | 0.67 | 804 | 27. | 28.55s |   
| Heat 4 12:38 |   | time | gap | L | Ag | Rct | pts | Rk | 50m |  | 1. Jeremy Desplanches |   Switzerland | 1:00.95 | +2.69s | 5 | 28 | 0.62 | 812 | 23. | 28.51s |  | 2. Michael Houlie |   South Africa | 1:01.58 | +3.32s | 3 | 23 | 0.61 | 788 | 30. | 27.98s |  | 3. Peter Stevens |   Slovenia | 1:01.59 | +3.33s | 9 | 28 | 0.61 | 787 | 31. | 27.55s |  | 4. Gabriel Lopes |   Portugal | 1:01.69 | +3.43s | 7 | 26 | 0.65 | 783 | 32. | 28.80s |  | 5. Josh Gilbert |   New Zealand | 1:01.79 | +3.53s | 4 | 22 | 0.63 | 780 | 33. | 28.27s |  | 6. Amro Al-Wir |   Jordan | 1:01.80 | +3.54s | 1 | 22 | 0.70 | 779 | 34. | 29.02s |  | 7. Ronan Wantenaar |   Namibia | 1:01.91 | +3.65s | 6 | 22 | 0.63 | 775 | 35. | 28.37s |  | 8. Adam John Chillingworth |   Hong Kong | 1:02.43 | +4.17s | 8 | 25 | 0.64 | 756 | 39. | 29.73s |  | 9. Maximillian Wei Ang |   Singapore | 1:02.45 | +4.19s | 2 | 22 | 0.69 | 755 | 40. | 29.29s |  | 10.Julio Horrego |   Honduras | 1:03.04 | +4.78s | 0 | 24 | 0.74 | 734 | 43. | 30.00s |   
| Heat 3 12:35 |   | time | gap | L | Ag | Rct | pts | Rk | 50m |  | 1. Mariano Lazzerini |   Chile | 1:01.97 | +3.71s | 2 | 19 | 0.67 | 773 | 36. | 28.86s |  | 2. Jadon Wuilliez |   Antigua Barbuda | 1:02.10 | +3.84s | 4 | 21 | 0.62 | 768 | 37. | 28.58s |  | 3. Man Hou Chao |   Macau | 1:02.19 | +3.93s | 6 | 27 | 0.71 | 765 | 38. | 29.30s |  | 4. Muhammad Dwiky Raharjo |   Indonesia | 1:03.18 | +4.92s | 5 | 22 | 0.70 | 729 | 44. | 29.79s |  | 5. Daniils Bobrovs |   Latvia | 1:03.70 | +5.44s | 1 | 25 | 0.70 | 711 | 48. | 29.97s |  | 6. Adrian Robinson |   Botswana | 1:03.79 | +5.53s | 0 | 23 | 0.59 | 708 | 49. | 29.89s |  | 7. Andres Martijena |   Dominicana | 1:03.80 | +5.54s | 9 | 21 | 0.60 | 708 | 50. | 29.87s |  | 8. Panayiotis Panaretos |   Cyprus | 1:04.38 | +6.12s | 7 | 21 | 0.65 | 689 | 52. | 30.10s |  | 9. Jonathan Raharvel |   Madagascar | 1:04.39 | +6.13s | 8 | 21 | 0.66 | 689 | 53. | 29.74s |  | -. Andrew Goh Goh |   Malaysia | DSQ |   | 3 | 19 | - | - | -. | 29.20s |   
| Heat 2 12:32 |   | time | gap | L | Ag | Rct | pts | Rk | 50m |  | 1. Tomas Peribonio Avila |   Ecuador | 1:02.90 | +4.64s | 3 | 27 | 0.66 | 739 | 42. | 28.96s |  | 2. Constantin Malachi |   Moldova | 1:03.23 | +4.97s | 4 | 26 | 0.70 | 727 | 45. | 29.56s |  | 3. Tasi Limtiaco |   FS Micronesia | 1:03.53 | +5.27s | 2 | 29 | 0.68 | 717 | 47. | 29.49s |  | 4. Giacomo Casadei |   San Marino | 1:04.31 | +6.05s | 5 | 21 | 0.68 | 691 | 51. | 30.28s |  | 5. Julio Alejandro Calero Suarez |   Cuba | 1:04.51 | +6.25s | 6 | 20 | 0.65 | 685 | 55. | 30.11s |  | 6. Luka Eradze |   Georgia | 1:04.91 | +6.65s | 1 | 21 | 0.71 | 672 | 56. | 30.24s |  | 7. Luis Sebastian Weekes |   Barbados | 1:05.15 | +6.89s | 7 | 23 | 0.66 | 665 | 57. | 30.09s |  | 8. Abdulaziz Al-Obaidly |   Qatar | 1:05.24 | +6.98s | 8 | 21 | 0.61 | 662 | 58. | 31.19s |  | 9. Bransly Dirksz |   Aruba | 1:05.38 | +7.12s | 0 | 17 | 0.69 | 658 | 59. | 30.13s |  | 10.Jonathan Chung Yee |   Mauritius | 1:06.05 | +7.79s | 9 | 24 | 0.68 | 638 | 60. | 31.20s |   
| Heat 1 12:29 |   | time | gap | L | Ag | Rct | pts | Rk | 50m |  | 1. Alexandre Grand'Pierre |   Haiti | 1:02.65 | +4.39s | 8 | 20 | 0.70 | 748 | 41. | 29.88s |  | 2. Ashot Chakhoyan |   Armenia | 1:04.47 | +6.21s | 4 | 17 | 0.63 | 686 | 54. | 29.25s |  | 3. Abdulla Khaled |   Bahrain | 1:06.07 | +7.81s | 0 | 19 | 0.64 | 638 | 61. | 30.58s |  | 4. Osama Trabulsi |   Syria | 1:07.33 | +9.07s | 9 | 18 | 0.64 | 602 | 62. | 31.81s |  | 5. Micah Masei |   American Samoa | 1:08.42 | +10.16s | 6 | 24 | 0.62 | 574 | 63. | 30.31s |  | 6. Jayden Elijah Asher Loran |   Curacao | 1:08.47 | +10.21s | 5 | 17 | 0.71 | 573 | 64. | 30.99s |  | 7. Zach Moyo |   Zambia | 1:10.10 | +11.84s | 3 | 17 | 0.73 | 534 | 65. | 31.78s |  | 8. Chadd Ng Chiu Hing Ning |   Swaziland | 1:10.80 | +12.54s | 7 | 17 | 0.67 | 518 | 66. | 33.39s |  | 9. Anthony Deleon Guerrero |   Northen Marianas | 1:12.66 | +14.40s | 1 | 17 | 0.60 | 479 | 67. | 33.71s |  | 10.Jion Hosei |   Palaw | 1:17.05 | +18.79s | 1 | 16 | 0.60 | 402 | 68. | 36.66s |   
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Prepared and maintained by Todor Krastev
todor1966@yahoo.com
Last updated: 12 Aug 2025
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