| Event: | Men's 50 metre breaststroke SB3 |
| Games: | 2020 Summer |
| Venue: | Tokyo Aquatics Centre |
| Dates: | 25 August 2021 |
| Competitors: | 12 |
| Nations: | 10 |
| Gold: | Roman Zhdanov |
| Goldnpc: | RPC |
| Silver: | Miguel Luque Ávila |
| Silvernpc: | ESP |
| Bronze: | Tatayuki Suzuki |
| Bronzenpc: | JPN |
| Prev: | 2016 |
The Men's 50 metre breaststroke SB3 event at the 2020 Paralympic Games took place on 25 August 2021, at the Tokyo Aquatics Centre.
The swimmers with the top 8 times, regardless of heat, advanced to the final.[1]
| Rank | Heat | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|---|
| 1 | 2 | 4 | 49.35 | ||||
| 2 | 1 | 5 | 50.06 | ||||
| 3 | 1 | 4 | 50.44 | ||||
| 4 | 2 | 3 | 51.33 | ||||
| 5 | 2 | 5 | 51.75 | ||||
| 6 | 1 | 3 | 53.11 | ||||
| 7 | 2 | 6 | 54.18 | ||||
| 8 | 1 | 6 | 55.45 | ||||
| 9 | 2 | 2 | 56.05 | ||||
| 10 | 1 | 2 | 57.37 | ||||
| 11 | 1 | 7 | 57.80 | ||||
| 12 | 2 | 7 | 58.79 |
| Rank | Lane | Name | Nationality | Time | Notes | +50 metre breathstroke | 3 | 46.49 | WR | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 49.08 | |||||||||||
| 2 | 49.32 | |||||||||||
| 4 | 4 | 49.42 | ||||||||||
| 5 | 6 | 50.63 | ||||||||||
| 6 | 7 | 51.58 | ||||||||||
| 7 | 8 | 54.89 | ||||||||||
| 8 | 1 | 55.00 |