| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 10 | 46.93 | ||
| 1 | 26 | NS | ||
| 1 | 20 | 53.60 | ||
| 1 | 17 | 51.75 | ||
| 2 | 24 | 1:00.13 | ||
| 2 | 23 | 56.56 | ||
| 2 | 1 | 38.14 | ||
| 2 | 26 | NS | ||
| 3 | 4 | 42.94 | ||
| 3 | 19 | 52.37 | ||
| 3 | 14 | 49.38 | ||
| 3 | 26 | NS | ||
| 4 | 26 | DQ | ||
| 4 | 11 | 47.03 | ||
| 4 | 7 | 46.30 | ||
| 4 | 15 | 49.82 | ||
| 5 | 9 | 46.68 | ||
| 5 | 18 | 52.04 | ||
| 5 | 22 | 55.93 | ||
| 5 | 5 | 44.47 | ||
| 6 | 2 | 40.57 | ||
| 6 | 6 | 46.03 | ||
| 6 | 25 | 1:04.81 | ||
| 6 | 12 | 48.45 | ||
| 7 | 16 | 51.33 | ||
| 7 | 3 | 40.83 | ||
| 7 | 21 | 54.46 | ||
| 7 | 13 | 49.21 | ||
| 8 | 8 | 46.33 | ||
| 8 | 26 | DQ |