Swimming at the 2020 Summer Paralympics – Men's 400 metre freestyle S9
The Men's 400 metre freestyle S9 event at the 2020 Paralympic Games took place on 25 August 2021, at the Tokyo Aquatics Centre. Records

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

See also
 Swimming at the 2016 Summer Paralympics – Men's 400 metre freestyle S9

References

Swimming at the 2020 Summer Paralympics