| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 16 | 48.19 | ||
| 1 | 15 | 46.36 | ||
| 1 | 14 | 45.61 | ||
| 2 | 22 | DQ | ||
| 2 | 7 | 40.83 | ||
| 2 | 12 | 43.45 | ||
| 3 | 6 | 40.75 | ||
| 3 | 22 | NS | ||
| 3 | 10 | 43.21 | ||
| 4 | 11 | 43.44 | ||
| 4 | 1 | 35.67 | ||
| 4 | 13 | 44.31 | ||
| 5 | 18 | 50.09 | ||
| 5 | 2 | 36.70 | ||
| 5 | 5 | 40.53 | ||
| 6 | 4 | 39.03 | ||
| 6 | 8 | 41.85 | ||
| 6 | 19 | 56.99 | ||
| 7 | 9 | 42.19 | ||
| 7 | 21 | 59.73 | ||
| 7 | 22 | NS | ||
| 8 | 3 | 38.08 | ||
| 8 | 17 | 49.37 | ||
| 8 | 20 | 57.41 |