| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 14 | 49.47 | ||
| 1 | 8 | 43.78 | ||
| 1 | 7 | 43.57 | ||
| 2 | 6 | 42.21 | ||
| 2 | 13 | 49.41 | ||
| 2 | 18 | 51.79 | ||
| 3 | 12 | 47.22 | ||
| 3 | 10 | 45.47 | ||
| 3 | 24 | DQ | ||
| 4 | 19 | 52.52 | ||
| 4 | 17 | 51.29 | ||
| 4 | 1 | 37.92 | ||
| 5 | 4 | 42.11 | ||
| 5 | 16 | 51.08 | ||
| 5 | 2 | 38.31 | ||
| 6 | 21 | 54.39 | ||
| 6 | 3 | 40.82 | ||
| 6 | 9 | 44.09 | ||
| 7 | 20 | 53.17 | ||
| 7 | 5 | 42.16 | ||
| 7 | 15 | 49.50 | ||
| 8 | 23 | 55.20 | ||
| 8 | 22 | 55.10 | ||
| 8 | 11 | 45.53 |