| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 12 | 46.13 | ||
| 1 | 20 | DQ | ||
| 2 | 6 | 38.61 | ||
| 2 | 13 | 47.07 | ||
| 3 | 9 | 40.59 | ||
| 3 | 3 | 35.09 | ||
| 3 | 20 | DQ | ||
| 3 | 2 | 32.94 | ||
| 4 | 10 | 40.78 | ||
| 4 | 18 | 55.72 | ||
| 4 | 1 | 31.69 | ||
| 4 | 19 | 1:03.45 | ||
| 5 | 7 | 39.39 | ||
| 5 | 20 | DQ | ||
| 5 | 16 | 49.34 | ||
| 5 | 5 | 36.39 | ||
| 6 | 17 | 53.01 | ||
| 6 | 4 | 36.22 | ||
| 6 | 14 | 47.38 | ||
| 7 | 15 | 47.95 | ||
| 7 | 11 | 44.36 | ||
| 8 | 8 | 39.90 | ||
| 8 | 20 | NS |