| Event: | Men's 400 metre freestyle S8 |
| Games: | 2020 Summer |
| Venue: | Tokyo Aquatics Centre |
| Dates: | 31 August 2021 |
| Competitors: | 9 |
| Nations: | 8 |
| Gold: | Andrei Nikolaev |
| Goldnpc: | RPC |
| Silver: | Alberto Amodeo |
| Silvernpc: | ITA |
| Bronze: | Matthew Torres |
| Bronzenpc: | USA |
The men's 400 metre freestyle S8 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 | 1 | 4 | 4:31.77 | ||||
| 2 | 2 | 5 | 4:31.88 | ||||
| 3 | 2 | 3 | 4:34.35 | ||||
| 4 | 2 | 4 | 4:34.47 | ||||
| 5 | 2 | 6 | 4:38.44 | ||||
| 6 | 1 | 5 | 4:39.52 | ||||
| 7 | 1 | 6 | 4:44.19 | ||||
| 8 | 1 | 3 | 4:45.05 | ||||
| 9 | 2 | 2 | 4:49.09 |
| Rank | Lane | Name | Nationality | Time | Notes | +400m freestyle final[3] |
|---|---|---|---|---|---|---|
| 5 | Andrei Nikolaev | 4.25.16 | ||||
| 7 | Alberto Amodeo | 4.25.93 | ||||
| 4 | Matthew Torres | 4.28.47 | ||||
| 4 | 6 | Xu Haijiao | 4.29.93 | |||
| 5 | 3 | Robert Griswold | 4.31.96 | |||
| 6 | 2 | Caio Amorim | 4.35.16 | |||
| 7 | 1 | Iñigo Llopis Sanz | 4.45.69 | |||
| 8 | 8 | Ben Popham | 4.49.32 |