| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | 46.76 | ||
| 1 | 21 | 47.26 | ||
| 1 | 6 | 36.50 | ||
| 2 | 14 | 43.74 | ||
| 2 | 22 | 47.36 | ||
| 2 | 2 | 34.93 | ||
| 3 | 16 | 43.92 | ||
| 3 | 17 | 44.28 | ||
| 3 | 3 | 34.99 | ||
| 4 | 9 | 39.51 | ||
| 4 | 13 | 42.52 | ||
| 4 | 1 | 33.04 | ||
| 5 | 10 | 40.73 | ||
| 5 | 5 | 36.04 | ||
| 5 | 19 | 45.38 | ||
| 6 | 15 | 43.77 | ||
| 6 | 4 | 35.18 | ||
| 6 | 18 | 44.63 | ||
| 7 | 12 | 42.19 | ||
| 7 | 23 | 48.20 | ||
| 7 | 8 | 38.46 | ||
| 8 | 11 | 41.69 | ||
| 8 | 7 | 37.50 | ||
| 8 | 24 | DQ |