| Event: | Men's 50 metre breaststroke SB2 |
| Games: | 2020 Summer |
| Venue: | Tokyo Aquatics Centre |
| Dates: | 31 August 2021 |
| Competitors: | 13 |
| Nations: | 10 |
| Gold: | José Arnulfo Castorena |
| Goldnpc: | MEX |
| Silver: | Grant Patterson |
| Silvernpc: | AUS |
| Bronze: | Jesús Hernández Hernández |
| Bronzenpc: | MEX |
The men's 50 metre breaststroke SB2 event at the 2020 Paralympic Games took place on 31 August 2021, at the Tokyo Aquatics Centre.
The swimmers with the top eight times, regardless of heat, advanced to the final.[1] [2]
| Rank | Heat | Lane | Name | Nationality | Time | Notes | ||
|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 4 | 59.04 | |||||
| 2 | 1 | 4 | 1:02.04 | |||||
| 3 | 2 | 5 | 1:02.07 | |||||
| 4 | 1 | 5 | 1:05.18 | |||||
| 5 | 2 | 3 | 1:08.85 | |||||
| 6 | 2 | 6 | 1:09.01 | |||||
| 7 | 1 | 6 | 1:24.86 | |||||
| 8 | 1 | 2 | 1:41.18 | |||||
| 9 | 1 | 7 | 1:44.56 | |||||
| 10 | 2 | 2 | 1:48.10 | |||||
| 2 | 7 | data-sort-value=9:99.99 | ||||||
| 1 | 3 | data-sort-value=9:99.99 | ||||||
| 2 | 1 | data-sort-value=9:99.99 |
| Rank | Lane | Name | Nationality | Time | Notes | +50m breaststroke final[3] |
|---|---|---|---|---|---|---|
| 4 | 59.25 | |||||
| 5 | 1:01.79 | |||||
| 3 | 1:02.27 | |||||
| 4 | 6 | 1:04.46 | ||||
| 5 | 7 | 1:08.55 | ||||
| 6 | 2 | 1:08.73 | ||||
| 7 | 1 | 1:23.16 | PR | |||
| 8 | 8 | 1:41.29 |