| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 7 | 52.05 | ||
| 1 | 13 | 1:00.33 | ||
| 1 | 24 | DQ | ||
| 2 | 9 | 54.94 | ||
| 2 | 14 | 1:00.91 | ||
| 2 | 1 | 42.61 | ||
| 3 | 6 | 48.64 | ||
| 3 | 24 | DQ | ||
| 3 | 22 | 1:19.28 | ||
| 4 | 12 | 1:00.20 | ||
| 4 | 21 | 1:16.68 | ||
| 4 | 5 | 48.12 | ||
| 5 | 24 | DQ | ||
| 5 | 11 | 59.15 | ||
| 5 | 2 | 44.35 | ||
| 6 | 10 | 57.95 | ||
| 6 | 16 | 1:05.11 | ||
| 6 | 3 | 46.02 | ||
| 7 | 17 | 1:05.92 | ||
| 7 | 19 | 1:09.00 | ||
| 7 | 4 | 46.93 | ||
| 8 | 23 | 1:28.36 | ||
| 8 | 8 | 53.32 | ||
| 8 | 18 | 1:06.49 | ||
| 9 | 15 | 1:02.23 | ||
| 9 | 24 | NS | ||
| 9 | 24 | DQ | ||
| 10 | 24 | NS | ||
| 10 | 20 | 1:11.37 |