| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 14 | 53.62 | ||
| 1 | 16 | 56.34 | ||
| 1 | 20 | 1:04.18 | ||
| 2 | 23 | DQ | ||
| 2 | 3 | 44.60 | ||
| 2 | 8 | 47.05 | ||
| 3 | 2 | 44.31 | ||
| 3 | 4 | 45.97 | ||
| 3 | 15 | 55.32 | ||
| 4 | 17 | 1:00.62 | ||
| 4 | 6 | 46.58 | ||
| 4 | 5 | 46.36 | ||
| 5 | 9 | 48.44 | ||
| 5 | 21 | 1:05.13 | ||
| 5 | 13 | 53.40 | ||
| 6 | 11 | 49.47 | ||
| 6 | 18 | 1:01.56 | ||
| 6 | 7 | 46.92 | ||
| 7 | 22 | 1:12.54 | ||
| 7 | 1 | 43.99 | ||
| 7 | 10 | 48.67 | ||
| 8 | 12 | 49.70 | ||
| 8 | 19 | 1:03.56 |