| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | DQ | ||
| 1 | 14 | 52.86 | ||
| 2 | 6 | 42.42 | ||
| 2 | 10 | 49.22 | ||
| 2 | 17 | 1:01.00 | ||
| 3 | 12 | 50.03 | ||
| 3 | 20 | NS | ||
| 3 | 4 | 41.41 | ||
| 4 | 3 | 38.07 | ||
| 4 | 18 | 1:02.16 | ||
| 4 | 2 | 35.38 | ||
| 5 | 1 | 35.35 | ||
| 5 | 5 | 41.83 | ||
| 5 | 15 | 55.61 | ||
| 6 | 8 | 44.54 | ||
| 6 | 16 | 56.31 | ||
| 6 | 9 | 47.30 | ||
| 7 | 19 | 1:21.87 | ||
| 7 | 11 | 49.53 | ||
| 7 | 7 | 42.67 | ||
| 8 | 13 | 51.78 |