| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 6 | 39.53 | ||
| 1 | 16 | 48.70 | ||
| 1 | 19 | 50.74 | ||
| 2 | 11 | 44.90 | ||
| 2 | 9 | 41.39 | ||
| 2 | 21 | DQ | ||
| 3 | 20 | 50.92 | ||
| 3 | 10 | 44.10 | ||
| 3 | 5 | 39.34 | ||
| 4 | 17 | 49.00 | ||
| 4 | 7 | 40.69 | ||
| 4 | 1 | 36.12 | ||
| 5 | 8 | 41.16 | ||
| 5 | 18 | 50.38 | ||
| 5 | 15 | 48.07 | ||
| 6 | 13 | 45.80 | ||
| 6 | 3 | 38.71 | ||
| 6 | 12 | 45.07 | ||
| 7 | 2 | 37.79 | ||
| 7 | 21 | DQ | ||
| 7 | 21 | DQ | ||
| 8 | 21 | DQ | ||
| 8 | 4 | 39.27 | ||
| 8 | 14 | 47.97 |