| Event: | Men's 400 metres T11 |
| Games: | 2020 Summer |
| Venue: | Tokyo National Stadium |
| Dates: | 28–29 August 2021 |
| Competitors: | 11 |
| Nations: | 7 |
| Gold: | Gerard Descarrega |
| Goldnpc: | ESP |
| Silver: | Ananias Shikongo |
| Silvernpc: | NAM |
| Bronze: | Gautier Makunda |
| Bronzenpc: | FRA |
| Prev: | 2016 |
The men's 400 metres T11 event at the 2020 Summer Paralympics in Tokyo, took place between 28 and 29 August 2021.
Prior to the competition, the existing records were as follows:[1]
| Area | Time | Athlete | Nation |
|---|---|---|---|
| Africa | 50.03 | ||
| America | 49.82 | ||
| Asia | 51.56 | ||
| Europe | 50.22 | ||
| Oceania | vacant |
Heat 1 took place on 28 August 2021, at 11:54:[2]
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 7 | 50.61 | , | |||
| 2 | 5 | 51.99 | ||||
| 3 |
Heat 2 took place on 28 August 2021, at 10:50:[3]
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 7 | 51.22 | , | |||
| 2 | 3 | 52.01 | ||||
| 5 | WPA 7.9.3 |
Heat 3 took place on 28 August 2021, at 10:50:[4]
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 1 | 3 | 52.40 | , | |||
| 2 | 5 | 53.58 | ||||
| 3 | 7 | 56.73 | ||||
| 1 | WPA 7.9.3 |
The final took place on 29 August 2021, at 19:35:[5]
| Rank | Lane | Name | Nationality | Time | Notes | |
|---|---|---|---|---|---|---|
| 5 | 50.42 | |||||
| 3 | 51.14 | |||||
| 1 | 51.74 | |||||
| 4 | 7 | 52.17 |