| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 12 | 45.14 | ||
| 1 | 24 | DQ | ||
| 1 | 1 | 38.92 | ||
| 2 | 22 | 51.76 | ||
| 2 | 15 | 47.02 | ||
| 2 | 10 | 44.24 | ||
| 3 | 19 | 49.13 | ||
| 3 | 14 | 46.50 | ||
| 3 | 5 | 41.37 | ||
| 4 | 13 | 45.46 | ||
| 4 | 11 | 44.96 | ||
| 4 | 2 | 39.25 | ||
| 5 | 4 | 40.87 | ||
| 5 | 18 | 48.44 | ||
| 5 | 16 | 47.91 | ||
| 6 | 7 | 42.72 | ||
| 6 | 8 | 44.11 | ||
| 6 | 20 | 49.72 | ||
| 7 | 23 | 52.37 | ||
| 7 | 9 | 44.18 | ||
| 7 | 17 | 48.02 | ||
| 8 | 6 | 41.95 | ||
| 8 | 21 | 50.86 | ||
| 8 | 3 | 39.30 |