| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 18 | DQ | ||
| 1 | 14 | 52.40 | ||
| 1 | 9 | 47.79 | ||
| 2 | 18 | NS | ||
| 2 | 18 | DQ | ||
| 2 | 16 | 56.93 | ||
| 3 | 12 | 51.06 | ||
| 3 | 18 | DQ | ||
| 3 | 18 | NS | ||
| 4 | 5 | 44.99 | ||
| 4 | 4 | 44.06 | ||
| 4 | 17 | 1:05.54 | ||
| 5 | 7 | 46.71 | ||
| 5 | 15 | 52.83 | ||
| 5 | 13 | 52.25 | ||
| 6 | 3 | 42.20 | ||
| 6 | 18 | NS | ||
| 6 | 8 | 47.29 | ||
| 7 | 10 | 48.27 | ||
| 7 | 1 | 39.83 | ||
| 7 | 11 | 49.01 | ||
| 8 | 6 | 46.49 | ||
| 8 | 2 | 39.95 |