Swimming at the 2020 Summer Paralympics – Men's 50 metre breaststroke SB2
# Swimming at the 2020 Summer Paralympics – Men's 50 metre breaststroke SB2

The men's 50 metre breaststroke SB2 event at the 2020 Paralympic Games took place on 31 August 2021, at the Tokyo Aquatics Centre.

## Heats

The swimmers with the top eight times, regardless of heat, advanced to the final.

| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| - | - | - | - | - | - | - |
| 1 | 2 | 4 | José Arnulfo Castorena | Mexico | 59.04 | Q |
| 2 | 1 | 4 | Grant Patterson | Australia | 1:02.04 | Q |
| 3 | 2 | 5 | Jesús Hernández Hernández | Mexico | 1:02.07 | Q |
| 4 | 1 | 5 | Christopher Tronco | Mexico | 1:05.18 | Q |
| 5 | 2 | 3 | Ioannis Kostakis | Greece | 1:08.85 | Q |
| 6 | 2 | 6 | Emmanuele Marigliano | Italy | 1:09.01 | Q |
| 7 | 1 | 6 | Aliaksei Talai | Belarus | 1:24.86 | Q |
| 8 | 1 | 2 | Patricio Tse Anibal Lopez Fernandez | Dominican Republic | 1:41.18 | Q |
| 9 | 1 | 7 | Yurii Dvorskyi | Ukraine | 1:44.56 | |
| 10 | 2 | 2 | Bruno Becker | Brazil | 1:48.10 | |
| | 2 | 7 | José Montilla Vera | Venezuela | DNS | |
| | 1 | 3 | Charkorn Kaewsri | Thailand | DSQ | |
| | 2 | 1 | Zou Liankang | China | DSQ | |

## Final

50m breaststroke final :

| Rank | Lane | Name | Nationality | Time | Notes |
| - | - | - | - | - | - |
