Swimming at the 2004 Summer Paralympics – Men's 400 metre freestyle S9

The Men's 400 metre freestyle S9 swimming event at the 2004 Summer Paralympics was competed on 24 September. It was won by Michael Prout, representing United States.

1st round
24 Sept. 2004, morning session
 * Heat 1

24 Sept. 2004, morning session
 * Heat 2

Final round
24 Sept. 2004, evening session