Swimming at the 2004 Summer Paralympics – Men's 400 metre freestyle S13

The Men's 400 metre freestyle S13 swimming event at the 2004 Summer Paralympics was competed on 20 September. It was won by Walter Wu, representing.

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

20 Sept. 2004, morning session
 * Heat 2

Final round
20 Sept. 2004, evening session