| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 11 | 51.68 | ||
| 1 | 8 | 50.10 | ||
| 2 | 22 | DQ | ||
| 2 | 21 | 1:15.93 | ||
| 2 | 7 | 48.90 | ||
| 3 | 10 | 50.33 | ||
| 3 | 18 | 1:05.16 | ||
| 3 | 15 | 58.74 | ||
| 4 | 6 | 48.05 | ||
| 4 | 14 | 58.24 | ||
| 4 | 2 | 44.02 | ||
| 5 | 19 | 1:09.05 | ||
| 5 | 5 | 47.56 | ||
| 5 | 4 | 47.41 | ||
| 6 | 13 | 54.58 | ||
| 6 | 12 | 53.48 | ||
| 6 | 20 | 1:11.19 | ||
| 7 | 3 | 45.30 | ||
| 7 | 16 | 1:00.38 | ||
| 7 | 1 | 43.24 | ||
| 8 | 17 | 1:01.48 | ||
| 8 | 9 | 50.29 |