| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 19 | 53.66 | ||
| 1 | 6 | 41.00 | ||
| 1 | 14 | 46.62 | ||
| 2 | 9 | 42.72 | ||
| 2 | 5 | 40.85 | ||
| 2 | 18 | 48.62 | ||
| 3 | 17 | 48.28 | ||
| 3 | 1 | 38.71 | ||
| 3 | 15 | 46.70 | ||
| 4 | 10 | 43.89 | ||
| 4 | 2 | 39.69 | ||
| 4 | 16 | 47.16 | ||
| 5 | 12 | 45.61 | ||
| 5 | 23 | 56.15 | ||
| 5 | 4 | 40.81 | ||
| 6 | 3 | 39.97 | ||
| 6 | 13 | 46.61 | ||
| 6 | 22 | 55.82 | ||
| 7 | 20 | 54.97 | ||
| 7 | 8 | 42.32 | ||
| 7 | 24 | DQ | ||
| 8 | 7 | 41.36 | ||
| 8 | 21 | 55.44 | ||
| 8 | 11 | 44.63 |