| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | DQ | ||
| 1 | 15 | 1:14.00 | ||
| 1 | 8 | 57.91 | ||
| 2 | 5 | 53.89 | ||
| 2 | 18 | 1:35.54 | ||
| 2 | 13 | 1:09.05 | ||
| 3 | 20 | DQ | ||
| 3 | 3 | 51.01 | ||
| 3 | 10 | 1:05.73 | ||
| 4 | 9 | 1:04.16 | ||
| 4 | 11 | 1:06.05 | ||
| 4 | 2 | 48.82 | ||
| 5 | 14 | 1:10.10 | ||
| 5 | 6 | 55.93 | ||
| 5 | 19 | 1:39.74 | ||
| 6 | 17 | 1:24.18 | ||
| 6 | 4 | 53.10 | ||
| 6 | 12 | 1:07.69 | ||
| 7 | 16 | 1:14.04 | ||
| 7 | 20 | DQ | ||
| 7 | 7 | 57.76 | ||
| 8 | 1 | 48.63 |