| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 12 | 53.70 | ||
| 1 | 17 | 57.33 | ||
| 1 | 7 | 51.82 | ||
| 2 | 16 | 56.14 | ||
| 2 | 22 | DQ | ||
| 2 | 4 | 48.26 | ||
| 3 | 8 | 52.08 | ||
| 3 | 15 | 55.97 | ||
| 3 | 11 | 52.82 | ||
| 4 | 2 | 44.11 | ||
| 4 | 13 | 55.00 | ||
| 4 | 5 | 51.45 | ||
| 5 | 22 | NS | ||
| 5 | 20 | 59.50 | ||
| 5 | 1 | 42.05 | ||
| 6 | 3 | 47.85 | ||
| 6 | 9 | 52.33 | ||
| 6 | 18 | 57.46 | ||
| 7 | 17 | 57.33 | ||
| 7 | 14 | 55.41 | ||
| 7 | 10 | 52.48 | ||
| 8 | 6 | 51.52 | ||
| 8 | 21 | 1:07.44 | ||
| 8 | 19 | 58.55 |