| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 22 | 56.25 | ||
| 1 | 24 | DQ | ||
| 1 | 8 | 41.55 | ||
| 1 | 24 | NS | ||
| 2 | 5 | 38.99 | ||
| 2 | 24 | NS | ||
| 2 | 10 | 42.70 | ||
| 2 | 12 | 42.81 | ||
| 3 | 14 | 44.55 | ||
| 3 | 20 | 50.37 | ||
| 3 | 4 | 38.49 | ||
| 3 | 16 | 46.53 | ||
| 4 | 21 | 52.22 | ||
| 4 | 2 | 35.80 | ||
| 4 | 3 | 37.80 | ||
| 4 | 9 | 42.40 | ||
| 5 | 19 | 48.82 | ||
| 5 | 18 | 47.67 | ||
| 5 | 24 | NS | ||
| 5 | 1 | 35.45 | ||
| 6 | 15 | 45.12 | ||
| 6 | 11 | 42.80 | ||
| 6 | 24 | NS | ||
| 6 | 24 | DQ | ||
| 7 | 17 | 46.88 | ||
| 7 | 7 | 40.79 | ||
| 7 | 6 | 39.48 | ||
| 7 | 24 | NS | ||
| 8 | 23 | 58.90 | ||
| 8 | 24 | DQ | ||
| 8 | 13 | 43.45 |