| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 10 | 44.45 | ||
| 1 | 20 | DQ | ||
| 1 | 6 | 37.83 | ||
| 2 | 4 | 34.77 | ||
| 2 | 20 | DQ | ||
| 2 | 16 | 48.17 | ||
| 3 | 15 | 47.62 | ||
| 3 | 2 | 30.82 | ||
| 3 | 17 | 50.09 | ||
| 4 | 1 | 28.88 | ||
| 4 | 13 | 47.06 | ||
| 4 | 19 | 52.31 | ||
| 5 | 18 | 51.00 | ||
| 5 | 9 | 44.24 | ||
| 5 | 3 | 31.04 | ||
| 6 | 7 | 39.57 | ||
| 6 | 8 | 42.66 | ||
| 6 | 12 | 45.72 | ||
| 7 | 11 | 45.45 | ||
| 7 | 14 | 47.28 | ||
| 7 | 5 | 37.08 | ||
| 8 | 20 | NS |