| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 28 | DQ | ||
| 1 | 19 | 49.74 | ||
| 1 | 20 | 50.13 | ||
| 2 | 18 | 46.49 | ||
| 2 | 24 | 54.67 | ||
| 2 | 8 | 39.67 | ||
| 2 | 6 | 36.82 | ||
| 3 | 12 | 42.53 | ||
| 3 | 7 | 37.15 | ||
| 3 | 23 | 53.47 | ||
| 3 | 5 | 35.95 | ||
| 4 | 1 | 33.64 | ||
| 4 | 26 | 1:03.10 | ||
| 4 | 4 | 34.34 | ||
| 4 | 11 | 42.50 | ||
| 5 | 2 | 33.68 | ||
| 5 | 27 | 1:09.57 | ||
| 5 | 14 | 45.02 | ||
| 5 | 3 | 33.82 | ||
| 6 | 10 | 40.66 | ||
| 6 | 25 | 1:02.42 | ||
| 6 | 13 | 42.69 | ||
| 6 | 9 | 40.54 | ||
| 7 | 17 | 46.32 | ||
| 7 | 21 | 52.47 | ||
| 7 | 28 | NS | ||
| 7 | 28 | DQ | ||
| 8 | 15 | 45.73 | ||
| 8 | 22 | 52.99 | ||
| 8 | 16 | 45.94 |