| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | 47.83 | ||
| 1 | 2 | 36.32 | ||
| 1 | 12 | 40.34 | ||
| 2 | 7 | 39.07 | ||
| 2 | 14 | 41.16 | ||
| 2 | 17 | 46.80 | ||
| 3 | 4 | 37.18 | ||
| 3 | 23 | DQ | ||
| 3 | 16 | 46.21 | ||
| 4 | 21 | 48.04 | ||
| 4 | 6 | 38.30 | ||
| 4 | 1 | 34.51 | ||
| 5 | 8 | 39.20 | ||
| 5 | 18 | 47.06 | ||
| 5 | 3 | 37.14 | ||
| 6 | 13 | 40.50 | ||
| 6 | 22 | 49.95 | ||
| 6 | 9 | 39.69 | ||
| 7 | 11 | 40.22 | ||
| 7 | 10 | 39.82 | ||
| 7 | 19 | 47.32 | ||
| 8 | 5 | 37.98 | ||
| 8 | 23 | NS | ||
| 8 | 15 | 45.88 |