| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 19 | 57.59 | ||
| 1 | 14 | 54.13 | ||
| 1 | 7 | 51.88 | ||
| 2 | 17 | 55.10 | ||
| 2 | 23 | DQ | ||
| 2 | 5 | 50.02 | ||
| 3 | 4 | 49.91 | ||
| 3 | 6 | 51.03 | ||
| 3 | 2 | 49.19 | ||
| 4 | 8 | 52.44 | ||
| 4 | 3 | 49.57 | ||
| 4 | 15 | 54.24 | ||
| 5 | 16 | 55.02 | ||
| 5 | 10 | 52.62 | ||
| 5 | 18 | 55.14 | ||
| 6 | 20 | 57.74 | ||
| 6 | 12 | 53.72 | ||
| 6 | 9 | 52.47 | ||
| 7 | 13 | 53.87 | ||
| 7 | 11 | 53.67 | ||
| 7 | 1 | 49.02 | ||
| 8 | 23 | NS | ||
| 8 | 22 | 58.87 | ||
| 8 | 21 | 58.49 |