| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 13 | 48.36 | ||
| 1 | 22 | 1:13.12 | ||
| 1 | 9 | 47.05 | ||
| 2 | 3 | 42.28 | ||
| 2 | 19 | 58.03 | ||
| 2 | 6 | 45.60 | ||
| 3 | 16 | 51.89 | ||
| 3 | 24 | DQ | ||
| 3 | 15 | 49.29 | ||
| 4 | 2 | 40.44 | ||
| 4 | 18 | 57.13 | ||
| 4 | 10 | 47.26 | ||
| 5 | 5 | 45.49 | ||
| 5 | 17 | 53.53 | ||
| 5 | 11 | 47.36 | ||
| 6 | 1 | 39.03 | ||
| 6 | 7 | 45.90 | ||
| 6 | 20 | 1:00.66 | ||
| 7 | 4 | 44.22 | ||
| 7 | 21 | 1:04.98 | ||
| 7 | 12 | 48.02 | ||
| 8 | 23 | 1:18.38 | ||
| 8 | 14 | 48.93 | ||
| 8 | 8 | 46.52 |