| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 14 | 47.04 | ||
| 1 | 21 | NS | ||
| 1 | 19 | 51.38 | ||
| 2 | 12 | 45.78 | ||
| 2 | 9 | 45.12 | ||
| 2 | 4 | 41.02 | ||
| 3 | 21 | NS | ||
| 3 | 20 | 52.28 | ||
| 3 | 2 | 37.65 | ||
| 4 | 5 | 42.13 | ||
| 4 | 21 | NS | ||
| 4 | 6 | 42.38 | ||
| 5 | 1 | 35.36 | ||
| 5 | 13 | 46.59 | ||
| 5 | 10 | 45.48 | ||
| 6 | 3 | 38.93 | ||
| 6 | 7 | 44.13 | ||
| 6 | 18 | 50.87 | ||
| 7 | 16 | 47.57 | ||
| 7 | 8 | 44.92 | ||
| 7 | 17 | 47.81 | ||
| 8 | 21 | NS | ||
| 8 | 15 | 47.18 | ||
| 8 | 11 | 45.52 |