| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 4 | 44.65 | ||
| 2 | 21 | DQ | ||
| 2 | 13 | 56.68 | ||
| 2 | 8 | 52.70 | ||
| 3 | 19 | 1:11.71 | ||
| 3 | 16 | 58.67 | ||
| 3 | 18 | 1:11.54 | ||
| 4 | 11 | 55.26 | ||
| 4 | 15 | 58.02 | ||
| 4 | 21 | DQ | ||
| 5 | 20 | 1:12.56 | ||
| 5 | 3 | 44.63 | ||
| 5 | 21 | DQ | ||
| 6 | 9 | 54.27 | ||
| 6 | 17 | 59.71 | ||
| 6 | 21 | NS | ||
| 7 | 21 | DQ | ||
| 7 | 5 | 45.87 | ||
| 7 | 2 | 40.14 | ||
| 8 | 1 | 38.78 | ||
| 8 | 7 | 50.24 | ||
| 8 | 10 | 54.46 | ||
| 9 | 6 | 50.17 | ||
| 9 | 14 | 57.36 | ||
| 9 | 12 | 55.72 |