| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 25 | DQ | ||
| 1 | 20 | 53.37 | ||
| 1 | 1 | 38.87 | ||
| 2 | 7 | 45.30 | ||
| 2 | 2 | 39.48 | ||
| 2 | 6 | 43.25 | ||
| 3 | 3 | 42.55 | ||
| 3 | 19 | 52.67 | ||
| 3 | 9 | 46.03 | ||
| 3 | 17 | 51.36 | ||
| 3 | 22 | 56.65 | ||
| 4 | 10 | 46.39 | ||
| 4 | 14 | 48.34 | ||
| 4 | 24 | 1:02.80 | ||
| 4 | 13 | 47.38 | ||
| 4 | 8 | 45.44 | ||
| 5 | 18 | 51.87 | ||
| 5 | 12 | 46.98 | ||
| 5 | 25 | NS | ||
| 5 | 11 | 46.88 | ||
| 5 | 25 | DQ | ||
| 6 | 23 | 57.73 | ||
| 6 | 5 | 42.94 | ||
| 6 | 21 | 55.67 | ||
| 7 | 15 | 48.97 | ||
| 7 | 25 | DQ | ||
| 7 | 16 | 50.25 | ||
| 8 | 4 | 42.65 |