The Women's 100 metre backstroke S6 swimming event at the 2004 Summer Paralympics was competed on 21 September. It was won by Nyree Lewis, representing .

1st round

Qualified for final round

Heat 1 21 Sept. 2004, morning session Rank Athlete Time Notes1 1:36.93 2 1:39.68 3 1:42.62 4 1:45.49 5 1:48.54

Heat 2 21 Sept. 2004, morning session Rank Athlete Time Notes1 1:32.92 PR2 1:34.58 3 1:38.93 4 1:40.53 5 1:45.23 6 2:15.41

Final round

21 Sept. 2004, evening session Rank Athlete Time Notes 1:32.03 PR 1:33.94 1:34.47 4 1:37.06 5 1:37.13 6 1:39.56 7 1:40.35 8 1:46.45

References