| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 21 | 45.92 | ||
| 1 | 26 | 52.27 | ||
| 1 | 11 | 39.38 | ||
| 1 | 7 | 34.79 | ||
| 2 | 22 | 46.39 | ||
| 2 | 19 | 45.04 | ||
| 2 | 28 | DQ | ||
| 2 | 17 | 43.06 | ||
| 3 | 15 | 42.53 | ||
| 3 | 5 | 32.34 | ||
| 3 | 18 | 44.31 | ||
| 3 | 28 | NS | ||
| 4 | 16 | 43.00 | ||
| 4 | 1 | 28.15 | ||
| 4 | 10 | 39.31 | ||
| 4 | 9 | 38.62 | ||
| 5 | 13 | 39.75 | ||
| 5 | 14 | 42.04 | ||
| 5 | 3 | 30.09 | ||
| 5 | 8 | 37.06 | ||
| 6 | 28 | NS | ||
| 6 | 27 | 52.90 | ||
| 6 | 4 | 30.88 | ||
| 6 | 25 | 49.51 | ||
| 7 | 24 | 47.86 | ||
| 7 | 23 | 47.38 | ||
| 7 | 28 | NS | ||
| 7 | 2 | 28.95 | ||
| 8 | 20 | 45.30 | ||
| 8 | 12 | 39.41 | ||
| 8 | 6 | 32.44 |