| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | 1:04.93 | ||
| 1 | 6 | 41.41 | ||
| 1 | 21 | DQ | ||
| 2 | 1 | 38.99 | ||
| 2 | 16 | 54.63 | ||
| 2 | 17 | 55.51 | ||
| 3 | 2 | 39.71 | ||
| 3 | 14 | 53.36 | ||
| 3 | 19 | 56.95 | ||
| 4 | 7 | 41.61 | ||
| 4 | 9 | 49.45 | ||
| 4 | 5 | 40.94 | ||
| 5 | 8 | 47.86 | ||
| 5 | 13 | 53.13 | ||
| 5 | 3 | 39.85 | ||
| 6 | 15 | 54.09 | ||
| 6 | 10 | 49.48 | ||
| 6 | 4 | 40.51 | ||
| 7 | 12 | 52.34 | ||
| 7 | 18 | 56.19 | ||
| 7 | 21 | DQ | ||
| 8 | 11 | 49.96 |