| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 7 | 40.59 | ||
| 1 | 28 | DQ | ||
| 1 | 11 | 41.99 | ||
| 2 | 20 | 45.77 | ||
| 2 | 23 | 47.09 | ||
| 2 | 2 | 37.68 | ||
| 3 | 14 | 44.64 | ||
| 3 | 10 | 41.09 | ||
| 3 | 28 | NS | ||
| 4 | 26 | 47.50 | ||
| 4 | 27 | 48.57 | ||
| 4 | 8 | 40.62 | ||
| 5 | 1 | 37.27 | ||
| 5 | 22 | 46.95 | ||
| 5 | 3 | 38.36 | ||
| 6 | 9 | 40.73 | ||
| 6 | 6 | 40.20 | ||
| 6 | 24 | 47.19 | ||
| 7 | 5 | 39.12 | ||
| 7 | 19 | 45.68 | ||
| 7 | 4 | 38.66 | ||
| 8 | 15 | 45.26 | ||
| 8 | 21 | 46.05 | ||
| 8 | 13 | 42.13 | ||
| 9 | 28 | NS | ||
| 9 | 25 | 47.30 | ||
| 9 | 17 | 45.58 | ||
| 10 | 16 | 45.48 | ||
| 10 | 12 | 42.09 | ||
| 10 | 18 | 45.61 |