| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 7 | 46.92 | ||
| 1 | 22 | DQ | ||
| 1 | 2 | 38.06 | ||
| 2 | 6 | 46.42 | ||
| 2 | 22 | DQ | ||
| 2 | 15 | 56.01 | ||
| 3 | 14 | 55.20 | ||
| 3 | 8 | 47.06 | ||
| 3 | 9 | 47.41 | ||
| 4 | 21 | 1:21.98 | ||
| 4 | 4 | 43.34 | ||
| 4 | 10 | 48.34 | ||
| 5 | 3 | 43.32 | ||
| 5 | 5 | 45.66 | ||
| 5 | 20 | 1:10.99 | ||
| 6 | 19 | 1:06.65 | ||
| 6 | 1 | 37.00 | ||
| 6 | 12 | 51.17 | ||
| 7 | 11 | 50.04 | ||
| 7 | 16 | 58.65 | ||
| 7 | 17 | 58.73 | ||
| 8 | 18 | 1:04.89 | ||
| 8 | 13 | 52.92 |