| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 5 | 50.15 | ||
| 1 | 11 | 55.50 | ||
| 1 | 12 | 1:00.02 | ||
| 2 | 10 | 52.75 | ||
| 2 | 16 | 1:02.25 | ||
| 2 | 14 | 1:01.22 | ||
| 3 | 17 | 1:02.74 | ||
| 3 | 20 | 1:05.06 | ||
| 3 | 3 | 48.04 | ||
| 4 | 2 | 47.54 | ||
| 4 | 13 | 1:00.53 | ||
| 4 | 8 | 51.68 | ||
| 5 | 7 | 51.44 | ||
| 5 | 1 | 46.91 | ||
| 5 | 19 | 1:04.19 | ||
| 6 | 6 | 51.11 | ||
| 6 | 15 | 1:01.46 | ||
| 6 | 22 | 1:09.13 | ||
| 7 | 23 | NS | ||
| 7 | 4 | 50.02 | ||
| 7 | 18 | 1:04.03 | ||
| 8 | 9 | 51.85 | ||
| 8 | 21 | 1:07.17 | ||
| 8 | 23 | DQ |