Swimming at the 2020 Summer Paralympics – Men's 400 metre freestyle S10
# Swimming at the 2020 Summer Paralympics – Men's 400 metre freestyle S10

The Men's 400 metre freestyle S10 event at the 2020 Paralympic Games took place on 1 September 2021, at the Tokyo Aquatics Centre.

## Records

| World Record | Maksym Krypak (UKR) | 3:57.71 | Rio de Janeiro, Brazil | 15 September 2016 |
| - | - | - | - | - |
| Paralympic Record | Maksym Krypak (UKR) | 3:57.71 | Rio de Janeiro, Brazil | 15 September 2016 |

## Heats

The swimmers with the top 8 times, regardless of heat, advanced to the final.

| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| - | - | - | - | - | - | - |
| 1 | 1 | 4 | Bas Takken | Netherlands | 4:07.17 | Q |
| 2 | 1 | 5 | Alexander Elliot | Canada | 4:14.65 | Q |
| 3 | 2 | 5 | Thomas Gallagher | Australia | 4:15.52 | Q |
| 4 | 2 | 4 | Maksym Krypak | Ukraine | 4:15.67 | Q |
| 5 | 1 | 3 | Alan Ogorzalek | Poland | 4:16.60 | Q |
| 6 | 1 | 6 | Florent Marais | France | 4:17.78 | Q |
| 7 | 2 | 6 | Justin Kaps | Germany | 4:18.99 | Q |
| 8 | 2 | 3 | Stefano Raimondi | Italy | 4:26.82 | Q |
| 9 | 2 | 2 | Dmitrii Bartasinskii | RPC | 4:32.51 | |

## Final

400m freestyle final :

| Rank | Lane | Name | Nationality | Time | Notes |
| - | - | - | - | - | - |
