| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 11 | 52.82 | ||
| 1 | 8 | 42.49 | ||
| 1 | 9 | 51.03 | ||
| 2 | 17 | 59.79 | ||
| 2 | 5 | 32.90 | ||
| 2 | 20 | DQ | ||
| 3 | 10 | 52.61 | ||
| 3 | 13 | 53.41 | ||
| 3 | 3 | 31.90 | ||
| 4 | 1 | 31.55 | ||
| 4 | 20 | NS | ||
| 4 | 14 | 54.57 | ||
| 5 | 16 | 58.03 | ||
| 5 | 12 | 53.18 | ||
| 5 | 4 | 32.21 | ||
| 6 | 2 | 31.81 | ||
| 6 | 20 | DQ | ||
| 6 | 15 | 55.14 | ||
| 7 | 6 | 34.62 | ||
| 7 | 19 | 1:00.70 | ||
| 7 | 18 | 1:00.02 | ||
| 8 | 7 | 39.92 |