2021 FINA World Swimming Championships (25 m) – Men's 200 metre backstroke
# 2021 FINA World Swimming Championships (25 m) – Men's 200 metre backstroke

The Men's 200 metre backstroke competition of the 2021 FINA World Swimming Championships (25 m) was held on 21 December 2021.

## Records

Prior to the competition, the existing world and championship records were as follows.

| World record | Mitch Larkin (AUS) | 1:45.63 | Sydney, Australia | 27 November 2015 |
| - | - | - | - | - |
| Competition record | Ryan Lochte (USA) | 1:46.68 | Dubai, United Arab Emirates | 19 December 2010 |

## Results

### Heats

The heats were started at 09:37.

| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| - | - | - | - | - | - | - |
| 1 | 3 | 1 | Shaine Casas | United States | 1:49.82 | Q |
| 2 | 3 | 3 | Jan Čejka | Czech Republic | 1:50.50 | Q, NR |
| 3 | 4 | 2 | Yohann Ndoye Brouard | France | 1:50.71 | Q |
| 4 | 3 | 4 | Christian Diener | Germany | 1:51.06 | Q |
| 5 | 2 | 4 | Lorenzo Mora | Italy | 1:51.58 | Q |
| 6 | 4 | 0 | Antoine Herlem | France | 1:51.93 | Q |
| 7 | 4 | 6 | Armin Evert Lelle | Estonia | 1:52.30 | Q |
| 8 | 4 | 4 | Radosław Kawęcki | Poland | 1:52.35 | Q |
| 9 | 4 | 5 | Hugo González | Spain | 1:52.47 | |
| 10 | 3 | 0 | Hunter Tapp | United States | 1:52.48 | |
| 11 | 3 | 5 | Michele Lamberti | Italy | 1:52.52 | |
| 12 | 4 | 3 | Ádám Telegdy | Hungary | 1:52.61 | |
| 13 | 2 | 3 | Yakov Toumarkin | Israel | 1:52.66 | |
| 14 | 4 | 7 | Egor Dolomanov | Russian Swimming Federation | 1:52.83 | |
| 15 | 2 | 8 | Nicolás García | Spain | 1:53.66 | |
| 16 | 2 | 5 | Aleksei Tkachev | Russian Swimming Federation | 1:54.02 | |
| 17 | 2 | 7 | Berke Saka | Turkey | 1:54.14 | |
| 18 | 3 | 8 | Roman Mityukov | Switzerland | 1:54.23 | |
| 19 | 3 | 7 | Ole Braunschweig | Germany | 1:54.37 | |
| 20 | 2 | 2 | Yeziel Morales | Puerto Rico | 1:54.46 | |
| 21 | 4 | 9 | Francisco Santos | Portugal | 1:54.54 | |
| 22 | 2 | 9 | Wang Gukailai | China | 1:55.02 | |
| 23 | 4 | 8 | Kaloyan Levterov | Bulgaria | 1:55.26 | |
| 24 | 2 | 6 | Gabriel Fantoni | Brazil | 1:55.44 | |
| 25 | 1 | 4 | Vadym Naumenko | Ukraine | 1:56.02 | |
| 26 | 3 | 6 | Leonardo de Deus | Brazil | 1:56.41 | |
| 27 | 1 | 7 | Trần Hưng Nguyên | Vietnam | 1:56.44 | NR |
| 28 | 1 | 6 | Ng Cheuk Yin | Hong Kong | 1:56.93 | NR |
| 29 | 3 | 9 | Ziyad Saleem | Sudan | 1:57.73 | |
| 30 | 3 | 2 | Tomáš Franta | Czech Republic | 1:59.64 | |
| 31 | 2 | 1 | Charles Hockin | Paraguay | 2:00.03 | |
| 32 | 1 | 3 | Julio Pérez | Costa Rica | 2:01.08 | |
| 33 | 1 | 5 | Abdellah Ardjoune | Algeria | 2:05.86 | |
| 34 | 1 | 1 | Abdul Al-Kulaibi | Oman | 2:08.20 | |
| 35 | 1 | 2 | Faisal Al-Tannak | Kuwait | 2:10.23 | |
| | 2 | 0 | Lee Ju-ho | South Korea | DNS | |
| | 4 | 1 | Max Litchfield | Great Britain | DNS | |

### Final

The final was held at 18:56.

| Rank | Lane | Name | Nationality | Time | Notes |
| - | - | - | - | - | - |
| | 8 | Radosław Kawęcki | Poland | 1:48.68 | |
| | 4 | Shaine Casas | United States | 1:48.81 | |
| | 6 | Christian Diener | Germany | 1:48.97 | NR |
| 4 | 2 | Lorenzo Mora | Italy | 1:49.27 | NR |
| 5 | 5 | Jan Čejka | Czech Republic | 1:49.93 | NR |
| 6 | 3 | Yohann Ndoye Brouard | France | 1:50.53 | |
| 7 | 1 | Armin Evert Lelle | Estonia | 1:51.20 | NR |
| 8 | 7 | Antoine Herlem | France | 1:52.92 | |
