| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 9 | 50.33 | ||
| 1 | 19 | 1:15.09 | ||
| 1 | 6 | 42.84 | ||
| 2 | 11 | 52.22 | ||
| 2 | 20 | DQ | ||
| 2 | 8 | 43.71 | ||
| 3 | 12 | 53.12 | ||
| 3 | 18 | 1:14.08 | ||
| 3 | 3 | 39.84 | ||
| 4 | 1 | 39.62 | ||
| 4 | 17 | 1:09.08 | ||
| 4 | 20 | NS | ||
| 5 | 20 | DQ | ||
| 5 | 13 | 54.65 | ||
| 5 | 2 | 39.67 | ||
| 6 | 14 | 56.98 | ||
| 6 | 10 | 51.83 | ||
| 6 | 4 | 41.52 | ||
| 7 | 15 | 1:00.95 | ||
| 7 | 7 | 43.07 | ||
| 7 | 20 | NS | ||
| 8 | 16 | 1:01.09 | ||
| 8 | 5 | 42.15 | ||
| 8 | 20 | DQ |