Athletics at the 2020 Summer Paralympics – Men's 400 metres

The Men's 400m athletics events for the 2020 Summer Paralympics took place at the Tokyo National Stadium from August 27 to September 4, 2021. A total of 12 events were contested over this distance.

Medal summary
The following is a summary of the medals awarded across all 400 metres events.

Results
The following were the results of the finals only of each of the Men's 400 metres events in each of the classifications. Further details of each event, including where appropriate heats and semi finals results, are available on that event's dedicated page.

T11
The final in this classification took place on 29 August 2021, at 19:35:

T12
The final in this classification took place on 2 September 2021, at 9:42:

T13
The final in this classification took place on 2 September 2021, at 9:54:

T20
The final in this classification took place on 31 August 2021, at 19:11:

T36
The final in this classification took place on 31 August 2021, at 11:20:

T37
The final in this classification took place on 1 September 2021, at 10:40:

T38
The final in this classification took place on 31 August 2021, at 19:31:

T47
The final in this classification took place on 4 September 2021, at 21:01:

T52
The final in this classification took place on 27 August 2021, at 20:16:

T53
The final in this classification took place on 29 August 2021, at 20:01:

T54
The final in this classification took place on 29 August 2021, at 20:21:

T62
The final in this classification took place on 3 September 2021, at 19:33: