| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 13 | 46.64 | ||
| 1 | 2 | 33.61 | ||
| 1 | 20 | 1:10.21 | ||
| 2 | 10 | 44.79 | ||
| 2 | 17 | 49.09 | ||
| 2 | 4 | 33.79 | ||
| 3 | 16 | 47.78 | ||
| 3 | 14 | 46.89 | ||
| 3 | 5 | 34.46 | ||
| 4 | 22 | NS | ||
| 4 | 1 | 31.63 | ||
| 4 | 15 | 47.59 | ||
| 5 | 3 | 33.65 | ||
| 5 | 11 | 44.97 | ||
| 5 | 9 | 44.04 | ||
| 6 | 7 | 37.49 | ||
| 6 | 22 | NS | ||
| 6 | 18 | 52.59 | ||
| 7 | 22 | DQ | ||
| 7 | 19 | 58.77 | ||
| 7 | 6 | 34.57 | ||
| 8 | 12 | 45.27 | ||
| 8 | 8 | 37.66 | ||
| 8 | 21 | 1:11.37 |