| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 18 | 46.95 | ||
| 1 | 4 | 34.36 | ||
| 2 | 8 | 35.57 | ||
| 2 | 15 | 45.44 | ||
| 3 | 5 | 34.80 | ||
| 3 | 16 | 45.80 | ||
| 4 | 3 | 33.23 | ||
| 4 | 22 | DQ | ||
| 4 | 20 | 53.29 | ||
| 5 | 1 | 30.88 | ||
| 5 | 21 | 1:15.97 | ||
| 5 | 11 | 37.37 | ||
| 6 | 22 | DQ | ||
| 6 | 12 | 40.25 | ||
| 6 | 2 | 31.50 | ||
| 7 | 13 | 43.39 | ||
| 7 | 6 | 34.83 | ||
| 8 | 7 | 35.38 | ||
| 8 | 14 | 44.84 | ||
| 9 | 17 | 46.21 | ||
| 9 | 9 | 36.68 | ||
| 10 | 19 | 47.30 | ||
| 10 | 10 | 37.28 |