| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 9 | 46.79 | ||
| 1 | 2 | 41.91 | ||
| 2 | 6 | 43.61 | ||
| 2 | 21 | DQ | ||
| 3 | 16 | 57.24 | ||
| 3 | 3 | 42.98 | ||
| 3 | 12 | 48.63 | ||
| 4 | 5 | 43.54 | ||
| 4 | 19 | 1:03.29 | ||
| 4 | 8 | 44.67 | ||
| 5 | 4 | 43.20 | ||
| 5 | 15 | 53.55 | ||
| 5 | 14 | 50.31 | ||
| 6 | 18 | 58.52 | ||
| 6 | 13 | 49.72 | ||
| 6 | 1 | 39.42 | ||
| 7 | 11 | 48.38 | ||
| 7 | 21 | NS | ||
| 7 | 17 | 58.19 | ||
| 8 | 10 | 48.00 | ||
| 8 | 7 | 44.57 | ||
| 8 | 20 | 1:07.79 |