| Event: | Men's 100 metre butterfly S14 |
| Games: | 2020 Summer |
| Venue: | Tokyo Aquatics Centre |
| Dates: | 25 August 2021 |
| Competitors: | 19 |
| Nations: | 13 |
| Gold: | Gabriel Bandeira |
| Goldnpc: | BRA |
| Silver: | Reece Dunn |
| Silvernpc: | GBR |
| Bronze: | Benjamin Hance |
| Bronzenpc: | AUS |
The Men's 100 metre butterfly S14 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 | 3 | 4 | 55.99 | , PR | |||
| 2 | 2 | 4 | 56.78 | ||||
| 3 | 3 | 5 | 56.97 | ||||
| 4 | 2 | 5 | 57.07 | ||||
| 5 | 3 | 3 | 57.57 | ||||
| 6 | 3 | 7 | 58.25 | ||||
| 7 | 3 | 2 | 58.34 | ||||
| 8 | 2 | 3 | 58.37 | ||||
| 9 | 1 | 6 | 58.38 | ||||
| 3 | 1 | ||||||
| 11 | 1 | 4 | 58.44 | ||||
| 12 | 1 | 3 | 58.47 | ||||
| 13 | 2 | 7 | 58.74 | ||||
| 14 | 2 | 2 | 58.91 | ||||
| 15 | 1 | 5 | 58.96 | ||||
| 16 | 1 | 7 | 59.16 | ||||
| 17 | 2 | 6 | 59.67 | ||||
| 18 | 1 | 2 | 1:02.53 | ||||
| 3 | 6 |
| Rank | Lane | Name | Nationality | Time | Notes | +100m butterfly final | 5 | 54.76 | PR | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 55.12 | |||||||||||
| 6 | Benjamin Hance | 56.90 | ||||||||||
| 4 | 2 | Naohide Yamaguchi | 57.11 | |||||||||
| 5 | 3 | Lawrence Sapp | 57.36 | |||||||||
| 6 | 1 | Robert Isak Jónsson | 58.06 | |||||||||
| 7 | 8 | Cho Won-sang | 58.45 | |||||||||
| 8 | 7 | Ricky Betar | 58.62 |