| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 2 | 17 | 48.75 | ||
| 3 | 2 | 36.53 | ||
| 3 | 21 | DQ | ||
| 3 | 8 | 42.42 | ||
| 3 | 21 | NS | ||
| 4 | 6 | 39.92 | ||
| 4 | 11 | 44.24 | ||
| 4 | 5 | 39.86 | ||
| 4 | 21 | DQ | ||
| 4 | 21 | NS | ||
| 5 | 1 | 36.43 | ||
| 5 | 12 | 44.55 | ||
| 5 | 19 | 54.78 | ||
| 5 | 7 | 41.25 | ||
| 5 | 16 | 48.54 | ||
| 6 | 21 | DQ | ||
| 6 | 21 | NS | ||
| 6 | 18 | 50.75 | ||
| 6 | 4 | 39.13 | ||
| 6 | 3 | 38.46 | ||
| 7 | 9 | 43.16 | ||
| 7 | 14 | 45.50 | ||
| 7 | 10 | 43.24 | ||
| 7 | 21 | DQ | ||
| 8 | 20 | 58.51 | ||
| 8 | 13 | 44.98 | ||
| 9 | 15 | 46.96 |