| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 7 | 44.00 | ||
| 1 | 15 | 53.82 | ||
| 1 | 21 | 1:04.27 | ||
| 2 | 4 | 41.57 | ||
| 2 | 14 | 51.75 | ||
| 2 | 19 | 1:02.82 | ||
| 3 | 3 | 41.52 | ||
| 3 | 12 | 51.19 | ||
| 3 | 11 | 49.47 | ||
| 4 | 2 | 41.21 | ||
| 4 | 18 | 1:01.31 | ||
| 4 | 23 | NS | ||
| 5 | 13 | 51.45 | ||
| 5 | 5 | 41.69 | ||
| 5 | 17 | 58.92 | ||
| 6 | 10 | 49.22 | ||
| 6 | 22 | 1:11.74 | ||
| 6 | 6 | 43.98 | ||
| 7 | 16 | 57.31 | ||
| 7 | 8 | 44.99 | ||
| 7 | 9 | 47.22 | ||
| 8 | 20 | 1:03.37 | ||
| 8 | 23 | DQ | ||
| 8 | 1 | 40.14 |