| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 21 | 53.84 | ||
| 1 | 5 | 41.62 | ||
| 1 | 18 | 51.32 | ||
| 2 | 14 | 49.81 | ||
| 2 | 17 | 51.04 | ||
| 2 | 2 | 38.91 | ||
| 3 | 13 | 49.39 | ||
| 3 | 11 | 48.94 | ||
| 3 | 4 | 39.39 | ||
| 4 | 19 | 52.34 | ||
| 4 | 1 | 38.80 | ||
| 4 | 7 | 44.57 | ||
| 5 | 8 | 45.72 | ||
| 5 | 3 | 38.93 | ||
| 5 | 20 | 53.11 | ||
| 6 | 2 | 38.91 | ||
| 6 | 9 | 45.86 | ||
| 6 | 10 | 48.63 | ||
| 7 | 16 | 50.84 | ||
| 7 | 15 | 50.10 | ||
| 7 | 5 | 41.62 | ||
| 8 | 12 | 49.28 | ||
| 8 | 6 | 43.13 | ||
| 8 | 22 | DQ |