The Women's 400 metre freestyle S9 swimming event at the 2004 Summer Paralympics was competed on 24 September. It was won by Natalie du Toit, representing South Africa.
1st round
Qualified for final round
Heat 1 24 Sept. 2004, morning session Rank Athlete Time Notes1 5:11.57 2 5:12.89 3 5:18.66 4 5:20.59 5 5:23.42 6 5:26.49
Heat 2 24 Sept. 2004, morning session Rank Athlete Time Notes1 4:43.66 PR2 5:11.14 3 5:11.69 4 5:18.67 5 5:28.34 6 5:28.81
Final round
24 Sept. 2004, evening session Rank Athlete Time Notes 4:28.09 WR 4:46.57 4:59.91 4 5:07.10 5 5:09.54 6 5:17.50 7 5:17.87 8 5:20.53
References