# Swimming at the 2022 World Aquatics Championships – Men's 50 metre breaststroke

The Men's 50 metre breaststroke competition at the 2022 World Aquatics Championships was held on 20 and 21 June 2022.

## Records

Prior to the competition, the existing world and championship records were as follows.
| World record | Adam Peaty (GBR) | 25.95 | Budapest, Hungary | 25 July 2017 |
| Competition record | Adam Peaty (GBR) | 25.95 | Budapest, Hungary | 25 July 2017 |

## Results
### Heats

The heats were started on 20 June at 09:00.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 7 | 4 | Nicolò Martinenghi | Italy | 26.68 | Q |
| 2 | 6 | 4 | Michael Andrew | United States | 26.71 | Q |
| 3 | 7 | 5 | João Gomes Júnior | Brazil | 26.75 | Q |
| 4 | 5 | 4 | Nic Fink | United States | 26.85 | Q |
| 5 | 5 | 3 | Lucas Matzerath | Germany | 27.01 | Q |
| 6 | 6 | 2 | Bernhard Reitshammer | Austria | 27.12 | Q, NR |
| 7 | 7 | 7 | Yan Zibei | China | 27.15 | Q |
| 8 | 5 | 5 | Simone Cerasuolo | Italy | 27.17 | Q |
| 9 | 6 | 3 | Felipe França Silva | Brazil | 27.22 | Q |
| 10 | 5 | 6 | Kristian Pitshugin | Israel | 27.45 | Q |
| 11 | 6 | 7 | Caspar Corbeau | Netherlands | 27.48 | Q |
| 12 | 5 | 7 | Choi Dong-yeol | South Korea | 27.55 | Q |
| 13 | 6 | 5 | Emre Sakçı | Turkey | 27.56 | Q |
| 14 | 5 | 2 | Andrius Šidlauskas | Lithuania | 27.62 | Q |
| 15 | 4 | 2 | Mikel Schreuders | Aruba | 27.64 | Q, NR |
| 15 | 7 | 2 | Peter John Stevens | Slovenia | 27.64 | Q |
| 17 | 5 | 8 | Antoine Viquerat | France | 27.68 | |
| 18 | 7 | 3 | Itay Goldfaden | Israel | 27.87 | |
| 19 | 7 | 8 | Arkadios Aspougalis | Greece | 27.88 | |
| 20 | 7 | 9 | Denis Petrashov | Kyrgyzstan | 27.89 | NR |
| 21 | 7 | 6 | André Klippenberg Grindheim | Norway | 27.90 | |
| 22 | 6 | 8 | Grayson Bell | Australia | 27.91 | |
| 23 | 6 | 6 | Youssef El-Kamash | Egypt | 27.92 | |
| 24 | 4 | 4 | Maksym Ovchinnikov | Ukraine | 27.99 | |
| 25 | 4 | 1 | Nicholas Mahabir | Singapore | 28.11 | |
| 26 | 4 | 3 | Brenden Crawford | South Africa | 28.21 | |
| 27 | 4 | 8 | Samy Boutouil | Morocco | 28.22 | NR |
| 28 | 5 | 1 | Olivér Gál | Hungary | 28.26 | |
| 29 | 5 | 0 | Wu Chun-feng | Chinese Taipei | 28.34 | |
| 30 | 7 | 1 | Renato Prono | Paraguay | 28.41 | |
| 31 | 3 | 2 | Constantin Malachi | Moldova | 28.43 | NR |
| 32 | 6 | 1 | Izaak Bastian | Bahamas | 28.47 | |
| 33 | 7 | 0 | Édgar Crespo | Panama | 28.59 | |
| 34 | 3 | 7 | Adrian Robinson | Botswana | 28.61 | NR |
| 35 | 4 | 6 | Aibek Kamzenov | Kazakhstan | 28.70 | |
| 36 | 4 | 0 | Andrés Martijena | Dominican Republic | 28.78 | |
| 37 | 4 | 7 | Phạm Thanh Bảo | Vietnam | 28.90 | |
| 38 | 4 | 5 | Martin Melconian | Uruguay | 28.93 | |
| 39 | 4 | 9 | Kito Campbell | Jamaica | 29.06 | |
| 40 | 1 | 1 | Kledi Kadiu | Albania | 29.15 | |
| 41 | 2 | 4 | Tasi Limtiaco | Micronesia | 29.23 | |
| 42 | 3 | 4 | Matthew Lawrence | Mozambique | 29.25 | |
| 43 | 3 | 0 | Jonathan Raharvel | Madagascar | 29.50 | |
| 44 | 3 | 9 | Abobakr Abass | Sudan | 29.69 | |
| 45 | 3 | 6 | Rashed Al-Tarmoom | Kuwait | 29.70 | |
| 46 | 3 | 3 | Sébastien Kouma | Mali | 29.94 | |
| 47 | 2 | 6 | Tendo Mukalazi | Uganda | 30.03 | NR |
| 48 | 3 | 8 | Giacomo Casadei | San Marino | 30.07 | |
| 49 | 1 | 7 | Filippos Iakovidis | Cyprus | 30.13 | |
| 50 | 3 | 1 | Arnoldo Herrera | Costa Rica | 30.14 | |
| 51 | 2 | 2 | Kumaren Naidu | Zambia | 31.00 | |
| 52 | 2 | 7 | Fahim Anwari | Afghanistan | 31.70 | |
| 53 | 1 | 5 | Slava Sihanouvong | Laos | 31.80 | |
| 54 | 2 | 9 | Jion Hosei | Palau | 34.92 | |
| 55 | 1 | 3 | Basem Rashed | Yemen | 38.14 | |
| 56 | 1 | 8 | Daoud Ali Haroun | Djibouti | 39.58 | |
| 57 | 2 | 1 | Refiloe Chopho | Lesotho | 40.56 | |
| | 1 | 2 | Zandanbal Gunsennorov | Mongolia | Disqualified | Disqualified |
| | 1 | 4 | Higinio Obama | Equatorial Guinea | Disqualified | Disqualified |
| | 2 | 3 | Filipe Gomes | Malawi | Disqualified | Disqualified |
| | 2 | 5 | Julio Calero | Cuba | Disqualified | Disqualified |
| | 2 | 8 | Asdad Fenelus | Haiti | Disqualified | Disqualified |
| | 5 | 9 | Lyubomir Epitropov | Bulgaria | Disqualified | Disqualified |
| | 6 | 0 | Julio Horrego | Honduras | Disqualified | Disqualified |
| | 6 | 9 | James Dergousoff | Canada | Disqualified | Disqualified |
| | 1 | 6 | Fabrice Mopama | DR Congo | Did not start | Did not start |
| | 2 | 0 | Patrick Amegashie | Togo | Did not start | Did not start |
| | 3 | 5 | Luis Weekes | Barbados | Did not start | Did not start |

### Semifinals

The semifinals were started on 20 June at 18:34.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 4 | Nicolò Martinenghi | Italy | 26.56 | Q |
| 2 | 1 | 4 | Michael Andrew | United States | 26.73 | Q |
| 3 | 1 | 5 | Nic Fink | United States | 26.74 | Q |
| 4 | 2 | 3 | Lucas Matzerath | Germany | 26.99 | Q |
| 5 | 1 | 6 | Simone Cerasuolo | Italy | 27.01 | Q |
| 6 | 2 | 6 | Yan Zibei | China | 27.07 | Q |
| 7 | 1 | 3 | Bernhard Reitshammer | Austria | 27.11 | Q, NR |
| 8 | 2 | 2 | Felipe França Silva | Brazil | 27.20 | Q |
| 9 | 1 | 7 | Choi Dong-yul | South Korea | 27.34 | |
| 10 | 2 | 1 | Emre Sakçı | Turkey | 27.37 | |
| 11 | 1 | 2 | Kristian Pitshugin | Israel | 27.42 | |
| 12 | 2 | 7 | Caspar Corbeau | Netherlands | 27.44 | |
| 13 | 2 | 8 | Mikel Schreuders | Aruba | 27.52 | NR |
| 14 | 1 | 1 | Andrius Šidlauskas | Lithuania | 27.54 | |
| 15 | 1 | 8 | Peter John Stevens | Slovenia | 27.71 | |
| – | 2 | 5 | João Gomes Júnior | Brazil | Disqualified | Disqualified |

### Final

The final was held on 21 June at 19:11.
| Rank | Lane | Name | Nationality | Time | Notes |
| | 3 | Nic Fink | United States | 26.45 | NR |
| | 4 | Nicolò Martinenghi | Italy | 26.48 | |
| | 5 | Michael Andrew | United States | 26.72 | |
| 4 | 1 | Bernhard Reitshammer | Austria | 26.94 | NR |
| 5 | 2 | Simone Cerasuolo | Italy | 26.98 | |
| 6 | 6 | Lucas Matzerath | Germany | 27.10 | |
| 7 | 7 | Yan Zibei | China | 27.18 | |
| 8 | 8 | Felipe França Silva | Brazil | 27.42 | |