| Event: | Men's 100 metre freestyle S10 |
| Games: | 2020 Summer |
| Venue: | Tokyo Aquatics Centre |
| Dates: | 28 August 2021 |
| Competitors: | 17 |
| Nations: | 11 |
| Gold: | Maksym Krypak |
| Goldnpc: | UKR |
| Silver: | Rowan Crothers |
| Silvernpc: | AUS |
| Bronze: | Stefano Raimondi |
| Bronzenpc: | ITA |
The men's 100 metre freestyle S10 event at the 2020 Paralympic Games took place on 28 August 2021, at the Tokyo Aquatics Centre. Ukraine's Maksym Krypak won the gold. The silver and bronze went to Australia's Rowan Cothers and Italy's Stefano Raimondi, respectively.
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 | 51.57 | ||||
| 2 | 3 | 4 | 52.70 | ||||
| 3 | 1 | 4 | 52.39 | ||||
| 4 | 1 | 5 | 53.13 | ||||
| 5 | 3 | 5 | 53.44 | ||||
| 6 | 2 | 5 | 53.94 | ||||
| 7 | 3 | 6 | 55.27 | ||||
| 8 | 3 | 3 | 55.31 | ||||
| 9 | 1 | 3 | 55.51 | ||||
| 10 | 2 | 3 | 55.55 | ||||
| 11 | 3 | 2 | 56.29 | ||||
| 12 | 1 | 6 | 56.88 | ||||
| 13 | 2 | 6 | 57.01 | ||||
| 14 | 1 | 2 | 57.44 | ||||
| 15 | 2 | 2 | 57.62 | ||||
| 16 | 2 | 7 | 57.70 | ||||
| 17 | 3 | 7 | 58.44 |
| Rank | Lane | Name | Nationality | Time | Notes | +100m freestyle final[3] |
|---|---|---|---|---|---|---|
| 4 | 50.64 | WR | ||||
| 5 | 51.37 | |||||
| 3 | 51.45 | |||||
| 4 | 2 | 52.04 | ||||
| 5 | 6 | 53.14 | ||||
| 6 | 7 | 54.06 | ||||
| 7 | 8 | 54.09 | ||||
| 8 | 1 | 55.45 |