| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 5 | 45.31 | ||
| 1 | 19 | NS | ||
| 1 | 12 | 50.33 | ||
| 2 | 15 | 52.25 | ||
| 2 | 2 | 39.75 | ||
| 2 | 19 | NS | ||
| 3 | 14 | 51.31 | ||
| 3 | 10 | 48.28 | ||
| 3 | 3 | 43.41 | ||
| 4 | 13 | 50.50 | ||
| 4 | 19 | NS | ||
| 4 | 18 | 1:12.07 | ||
| 5 | 9 | 47.74 | ||
| 5 | 1 | 38.49 | ||
| 5 | 16 | 56.59 | ||
| 6 | 11 | 50.17 | ||
| 6 | 19 | NS | ||
| 6 | 6 | 46.77 | ||
| 7 | 7 | 46.84 | ||
| 7 | 4 | 45.28 | ||
| 7 | 17 | 59.43 | ||
| 8 | 8 | 47.09 |