| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 18 | 58.86 | ||
| 1 | 3 | 44.65 | ||
| 1 | 13 | 52.62 | ||
| 2 | 17 | 56.46 | ||
| 2 | 9 | 50.86 | ||
| 2 | 19 | 58.87 | ||
| 3 | 8 | 50.72 | ||
| 3 | 11 | 52.07 | ||
| 3 | 6 | 49.71 | ||
| 4 | 10 | 52.05 | ||
| 4 | 1 | 43.57 | ||
| 4 | 2 | 43.59 | ||
| 5 | 5 | 48.41 | ||
| 5 | 23 | DQ | ||
| 5 | 15 | 53.30 | ||
| 6 | 7 | 49.77 | ||
| 6 | 12 | 52.20 | ||
| 6 | 14 | 52.97 | ||
| 7 | 23 | NS | ||
| 7 | 4 | 46.49 | ||
| 7 | 16 | 53.50 | ||
| 8 | 20 | 1:00.69 | ||
| 8 | 21 | 1:01.73 | ||
| 8 | 22 | 1:03.17 |