| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 13 | 56.78 | ||
| 1 | 8 | 50.10 | ||
| 1 | 16 | 1:05.32 | ||
| 2 | 7 | 49.99 | ||
| 2 | 20 | NS | ||
| 2 | 20 | DQ | ||
| 3 | 3 | 44.76 | ||
| 3 | 18 | 1:19.61 | ||
| 3 | 12 | 56.54 | ||
| 4 | 9 | 55.11 | ||
| 4 | 2 | 44.58 | ||
| 4 | 17 | 1:10.99 | ||
| 5 | 10 | 55.13 | ||
| 5 | 20 | DQ | ||
| 5 | 1 | 43.91 | ||
| 6 | 14 | 1:01.34 | ||
| 6 | 4 | 46.49 | ||
| 6 | 11 | 56.22 | ||
| 7 | 19 | 1:35.33 | ||
| 7 | 5 | 46.51 | ||
| 7 | 15 | 1:03.40 | ||
| 8 | 6 | 48.98 | ||
| 8 | 20 | DQ |