| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 8 | 52.28 | ||
| 1 | 16 | 58.61 | ||
| 1 | 21 | 1:14.68 | ||
| 2 | 6 | 51.71 | ||
| 2 | 17 | 59.36 | ||
| 2 | 22 | DQ | ||
| 3 | 9 | 53.93 | ||
| 3 | 12 | 55.84 | ||
| 3 | 4 | 50.53 | ||
| 4 | 22 | NS | ||
| 4 | 15 | 57.26 | ||
| 4 | 18 | 1:02.80 | ||
| 5 | 10 | 55.57 | ||
| 5 | 20 | 1:13.02 | ||
| 5 | 22 | DQ | ||
| 6 | 3 | 49.78 | ||
| 6 | 11 | 55.67 | ||
| 6 | 19 | 1:12.47 | ||
| 7 | 7 | 52.04 | ||
| 7 | 14 | 56.82 | ||
| 7 | 1 | 43.79 | ||
| 8 | 5 | 51.33 | ||
| 8 | 2 | 48.70 | ||
| 8 | 13 | 56.54 |