| Competition | 2021 World Swimming Championships (25 m) | 
|---|---|
| Venue | Abu Dhabi | 
| Held | 17 – 18 December 2021 | 
| Status | Medal | 
| Competitors | 84 | 
| Countries | 76 | 
| Pos | Athlete(s) | Country | Preliminary Round | Semi-Finals | Final | ||
|---|---|---|---|---|---|---|---|
| 🥇 | Matteo Rivolta | 49.82 (2 h7) | 49.07 (1 h1) | 48.87 (1 F) | |||
| 🥈 | Chad le Clos | 50.47 (4 h9) | 49.56 (1 h2) | 49.04 (2 F) | |||
| 🥉 | Andrey Minakov | 49.60 (1 h9) | 49.79 (5 h1) | 49.21 (3 F) | |||
| 4 | Youssef Ramadan | 49.66 (1 h6) | 49.60 (2 h2) | 49.50 (4 F) | |||
| 5 | Noè Ponti | 49.49 (1 h7) | 49.62 (3 h2) | 49.59 (5 F) | |||
| 6 | Tom Shields | 50.57 (4 h8) | 49.76 (4 h1) | 49.80 (6 F) | |||
| 7 | Simon Bucher | 50.53 (=2 h8) | 49.70 (3 h1) | 49.82 (7 F) | |||
| 8 | Jakub Majerski | 50.40 (3 h9) | 49.65 (2 h1) | 49.89 (8 F) | |||
| 9 | Dylan Carter | 50.22 (1 h5) | 49.87 (6 h1) | — | |||
| 10 | Vinícius Lanza | 50.11 (3 h7) | 49.97 (4 h2) | — | |||
| 11 | Nyls Korstanje | 49.97 (2 h9) | 50.11 (5 h2) | — | |||
| 12 | Michele Lamberti | 50.53 (=2 h8) | 50.12 (6 h2) | — | |||
| 13 | Tomoe Hvas | 50.51 (1 h8) | 50.13 (7 h2) | — | |||
| 14 | Josh Liendo | 50.00 (2 h6) | 50.29 (7 h1) | — | |||
| 15 | Antani Ivanov | 50.49 (5 h9) | 50.30 (8 h1) | — | |||
| 16 | Nikola Miljenić | 50.23 (2 h5) | 50.58 (8 h2) | — | |||
| 17 | Marcin Cieślak | 50.79 (6 h9) | — | — | |||
| 18 | Ángel Martínez | 50.80 (4 h7) | — | — | |||
| 19 | Roman Shevliakov | 50.87 (5 h7) | — | — | |||
| 20 | Sun Jiajun | 50.92 (3 h6) | — | — | |||
| 21 | Jan Šefl | 50.99 (7 h9) | — | — | |||
| 22 | Armin Lelle | 51.10 (8 h9) | — | — | |||
| 23 | Grigori Pekarski | 51.22 (5 h8) | — | — | |||
| 24 | Adilbek Musin | 51.23 (3 h5) | — | — | |||
| 25 | Szebasztián Szabó | 51.25 (6 h7) | — | — | |||
| 26 | Edward Mildred | 51.26 (6 h8) | — | — | |||
| 27 | Daniel Zaitsev | 51.30 (7 h8) | — | — | |||
| =28 | Wang Changhao | 51.32 (=4 h6) | — | — | |||
| =28 | Santi Grassi | 51.32 (=4 h6) | — | — | |||
| 30 | Deividas Margevičius | 51.57 (9 h9) | — | — | |||
| 31 | Sajan Prakash | 51.61 (4 h5) | — | — | |||
| 32 | Fernando Silva | 51.64 (8 h8) | — | — | |||
| 33 | Michael Andrew | 51.69 (9 h8) | — | — | |||
| 34 | Leonardo Coelho Santos | 51.73 (7 h7) | — | — | |||
| 35 | Brendan Hyland | 51.79 (10 h8) | — | — | |||
| 36 | Mehrshad Afghari | 51.87 (1 h4) | — | — | |||
| 37 | Ádám Halás | 51.95 (6 h6) | — | — | |||
| 38 | Louis Croenen | 52.11 (8 h7) | — | — | |||
| 39 | Ramon Klenz | 52.15 (9 h7) | — | — | |||
| 40 | Mun Seung-U | 52.36 (7 h6) | — | — | |||
| 41 | Navaphat Wongcharoen | 52.50 (5 h5) | — | — | |||
| 42 | Eldorbek Usmonov | 52.53 (1 h1) | — | — | |||
| 43 | Thomas Verhoeven | 52.60 (10 h7) | — | — | |||
| 44 | Thomas Piron | 52.66 (8 h6) | — | — | |||
| 45 | Ben Hockin | 52.86 (2 h4) | — | — | |||
| 46 | Jorge Otaiza | 52.93 (6 h5) | — | — | |||
| 47 | Denys Kesil | 52.96 (3 h4) | — | — | |||
| 48 | Anthony Puertas | 52.98 (7 h5) | — | — | |||
| 49 | Waleed Abdulrazzaq | 53.22 (8 h5) | — | — | |||
| 50 | Glenn Sutanto | 53.32 (9 h5) | — | — | |||
| 51 | Jesse Ssengonzi | 53.64 (2 h1) | — | — | |||
| 52 | Ho Tin Long | 53.66 (10 h5) | — | — | |||
| 53 | Steven Aimable | 53.69 (4 h4) | — | — | |||
| 54 | Carlos Vásquez | 53.91 (1 h3) | — | — | |||
| 55 | Samy Boutouil | 53.93 (5 h4) | — | — | |||
| 56 | Yousuf Al-Matrooshi | 54.22 (6 h4) | — | — | |||
| 57 | José Quintanilla | 54.38 (2 h3) | — | — | |||
| 58 | Ramil Vəlizadə | 54.39 (3 h3) | — | — | |||
| 59 | Denzel González | 54.43 (4 h3) | — | — | |||
| 60 | Seggio Bernardina | 54.45 (1 h2) | — | — | |||
| 61 | Luis Vega | 54.46 (5 h3) | — | — | |||
| 62 | Tomás Lomero | 54.48 (7 h4) | — | — | |||
| 63 | Hồ Nguyễn Duy Khoa | 54.63 (6 h3) | — | — | |||
| 64 | Salvador Gordo | 54.99 (7 h3) | — | — | |||
| 65 | Ziyad Bader Belal Al-Salous | 55.14 (8 h4) | — | — | |||
| 66 | Mathieu Bachmann | 55.43 (8 h3) | — | — | |||
| 67 | Mathew Bennici | 55.60 (3 h1) | — | — | |||
| 68 | Yousif Bu Arish | 55.65 (9 h4) | — | — | |||
| 69 | Cherantha de Silva | 56.33 (9 h3) | — | — | |||
| 70 | Tameea El-Hamayda | 56.61 (10 h3) | — | — | |||
| 71 | Liam Henry | 56.62 (4 h1) | — | — | |||
| 72 | Finau Ohuafi | 57.13 (2 h2) | — | — | |||
| 73 | Batmunkh Jurmed | 57.20 (3 h2) | — | — | |||
| 74 | John Balloqui | 57.54 (4 h2) | — | — | |||
| 75 | Collins Saliboko | 58.08 (5 h2) | — | — | |||
| 76 | Crésus Ganira | 58.48 (6 h2) | — | — | |||
| 77 | Stefan Cvetkoski | 58.91 (7 h2) | — | — | |||
| 78 | Raekwon Noel | 1:00.25 (8 h2) | — | — | |||
| 79 | Kinley Lhendup | 1:01.07 (5 h1) | — | — | |||
| =80 | Azhar Abbas | 1:02.35 (=6 h1) | — | — | |||
| =80 | Fakhriddin Madkamov | 1:02.35 (=6 h1) | — | — | |||
| 82 | Tilahun Malede | 1:09.15 (9 h2) | — | — | |||
| 83 | Elhadj Diallo | 1:12.52 (10 h2) | — | — | |||
| DQ | Mahmoud Abu Gharbieh | — (DQ h1) | — | — | |||
| DNS | Philip AdejumoDNS | — (DNS h4) | — | — | |||
| DNS | Jaouad SyoudDNS | — (DNS h6) | — | — | |||
| DNS | Hugo GonzálezDNS | — (DNS h6) | — | — | |||
| DNS | Teong Tzen WeiDNS | — (DNS h9) | — | — | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Eldorbek Usmonov | 52.53 | ||
| 2 | Jesse Ssengonzi | 53.64 | ||
| 3 | Mathew Bennici | 55.60 | ||
| 4 | Liam Henry | 56.62 | ||
| 5 | Kinley Lhendup | 1:01.07 | ||
| =6 | Azhar Abbas | 1:02.35 | ||
| =6 | Fakhriddin Madkamov | 1:02.35 | ||
| DQ | Mahmoud Abu Gharbieh | — | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Seggio Bernardina | 54.45 | ||
| 2 | Finau Ohuafi | 57.13 | ||
| 3 | Batmunkh Jurmed | 57.20 | ||
| 4 | John Balloqui | 57.54 | ||
| 5 | Collins Saliboko | 58.08 | ||
| 6 | Crésus Ganira | 58.48 | ||
| 7 | Stefan Cvetkoski | 58.91 | ||
| 8 | Raekwon Noel | 1:00.25 | ||
| 9 | Tilahun Malede | 1:09.15 | ||
| 10 | Elhadj Diallo | 1:12.52 | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Carlos Vásquez | 53.91 | ||
| 2 | José Quintanilla | 54.38 | ||
| 3 | Ramil Vəlizadə | 54.39 | ||
| 4 | Denzel González | 54.43 | ||
| 5 | Luis Vega | 54.46 | ||
| 6 | Hồ Nguyễn Duy Khoa | 54.63 | ||
| 7 | Salvador Gordo | 54.99 | ||
| 8 | Mathieu Bachmann | 55.43 | ||
| 9 | Cherantha de Silva | 56.33 | ||
| 10 | Tameea El-Hamayda | 56.61 | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Mehrshad Afghari | 51.87 | ||
| 2 | Ben Hockin | 52.86 | ||
| 3 | Denys Kesil | 52.96 | ||
| 4 | Steven Aimable | 53.69 | ||
| 5 | Samy Boutouil | 53.93 | ||
| 6 | Yousuf Al-Matrooshi | 54.22 | ||
| 7 | Tomás Lomero | 54.48 | ||
| 8 | Ziyad Bader Belal Al-Salous | 55.14 | ||
| 9 | Yousif Bu Arish | 55.65 | ||
| DNS | Philip AdejumoDNS | — | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Dylan Carter | 50.22 | ||
| 2 | Nikola Miljenić | 50.23 | ||
| 3 | Adilbek Musin | 51.23 | ||
| 4 | Sajan Prakash | 51.61 | ||
| 5 | Navaphat Wongcharoen | 52.50 | ||
| 6 | Jorge Otaiza | 52.93 | ||
| 7 | Anthony Puertas | 52.98 | ||
| 8 | Waleed Abdulrazzaq | 53.22 | ||
| 9 | Glenn Sutanto | 53.32 | ||
| 10 | Ho Tin Long | 53.66 | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Youssef Ramadan | 49.66 | ||
| 2 | Josh Liendo | 50.00 | ||
| 3 | Sun Jiajun | 50.92 | ||
| =4 | Wang Changhao | 51.32 | ||
| =4 | Santi Grassi | 51.32 | ||
| 6 | Ádám Halás | 51.95 | ||
| 7 | Mun Seung-U | 52.36 | ||
| 8 | Thomas Piron | 52.66 | ||
| DNS | Jaouad SyoudDNS | — | ||
| DNS | Hugo GonzálezDNS | — | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Noè Ponti | 49.49 | ||
| 2 | Matteo Rivolta | 49.82 | ||
| 3 | Vinícius Lanza | 50.11 | ||
| 4 | Ángel Martínez | 50.80 | ||
| 5 | Roman Shevliakov | 50.87 | ||
| 6 | Szebasztián Szabó | 51.25 | ||
| 7 | Leonardo Coelho Santos | 51.73 | ||
| 8 | Louis Croenen | 52.11 | ||
| 9 | Ramon Klenz | 52.15 | ||
| 10 | Thomas Verhoeven | 52.60 | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Tomoe Hvas | 50.51 | ||
| =2 | Simon Bucher | 50.53 | ||
| =2 | Michele Lamberti | 50.53 | ||
| 4 | Tom Shields | 50.57 | ||
| 5 | Grigori Pekarski | 51.22 | ||
| 6 | Edward Mildred | 51.26 | ||
| 7 | Daniel Zaitsev | 51.30 | ||
| 8 | Fernando Silva | 51.64 | ||
| 9 | Michael Andrew | 51.69 | ||
| 10 | Brendan Hyland | 51.79 | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Andrey Minakov | 49.60 | ||
| 2 | Nyls Korstanje | 49.97 | ||
| 3 | Jakub Majerski | 50.40 | ||
| 4 | Chad le Clos | 50.47 | ||
| 5 | Antani Ivanov | 50.49 | ||
| 6 | Marcin Cieślak | 50.79 | ||
| 7 | Jan Šefl | 50.99 | ||
| 8 | Armin Lelle | 51.10 | ||
| 9 | Deividas Margevičius | 51.57 | ||
| DNS | Teong Tzen WeiDNS | — | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Matteo Rivolta | 49.07 | ||
| 2 | Jakub Majerski | 49.65 | ||
| 3 | Simon Bucher | 49.70 | ||
| 4 | Tom Shields | 49.76 | ||
| 5 | Andrey Minakov | 49.79 | ||
| 6 | Dylan Carter | 49.87 | ||
| 7 | Josh Liendo | 50.29 | ||
| 8 | Antani Ivanov | 50.30 | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Chad le Clos | 49.56 | ||
| 2 | Youssef Ramadan | 49.60 | ||
| 3 | Noè Ponti | 49.62 | ||
| 4 | Vinícius Lanza | 49.97 | ||
| 5 | Nyls Korstanje | 50.11 | ||
| 6 | Michele Lamberti | 50.12 | ||
| 7 | Tomoe Hvas | 50.13 | ||
| 8 | Nikola Miljenić | 50.58 | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Matteo Rivolta | 48.87 | ||
| 2 | Chad le Clos | 49.04 | ||
| 3 | Andrey Minakov | 49.21 | ||
| 4 | Youssef Ramadan | 49.50 | ||
| 5 | Noè Ponti | 49.59 | ||
| 6 | Tom Shields | 49.80 | ||
| 7 | Simon Bucher | 49.82 | ||
| 8 | Jakub Majerski | 49.89 |