| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 14 | 45.21 | ||
| 1 | 13 | 45.08 | ||
| 2 | 19 | 52.21 | ||
| 2 | 17 | 47.60 | ||
| 2 | 9 | 39.46 | ||
| 3 | 6 | 37.77 | ||
| 3 | 3 | 33.98 | ||
| 3 | 16 | 45.46 | ||
| 4 | 2 | 32.84 | ||
| 4 | 20 | DQ | ||
| 4 | 5 | 37.34 | ||
| 5 | 20 | DQ | ||
| 5 | 1 | 32.51 | ||
| 5 | 4 | 37.09 | ||
| 6 | 11 | 42.17 | ||
| 6 | 8 | 38.84 | ||
| 6 | 18 | 50.06 | ||
| 7 | 20 | DQ | ||
| 7 | 10 | 40.04 | ||
| 7 | 12 | 44.96 | ||
| 8 | 15 | 45.23 | ||
| 8 | 7 | 38.46 |