| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 1 | 40.71 | ||
| 1 | 21 | 47.86 | ||
| 1 | 28 | DQ | ||
| 2 | 14 | 46.10 | ||
| 2 | 16 | 47.05 | ||
| 2 | 17 | 47.38 | ||
| 3 | 13 | 45.80 | ||
| 3 | 4 | 41.72 | ||
| 3 | 24 | 50.73 | ||
| 4 | 18 | 47.50 | ||
| 4 | 3 | 41.27 | ||
| 4 | 20 | 47.81 | ||
| 5 | 2 | 40.79 | ||
| 5 | 6 | 42.86 | ||
| 5 | 19 | 47.74 | ||
| 6 | 27 | 1:00.35 | ||
| 6 | 9 | 43.75 | ||
| 6 | 10 | 43.99 | ||
| 7 | 5 | 41.82 | ||
| 7 | 28 | NS | ||
| 7 | 8 | 43.60 | ||
| 8 | 23 | 50.42 | ||
| 8 | 7 | 43.23 | ||
| 8 | 15 | 46.92 | ||
| 9 | 22 | 48.95 | ||
| 9 | 26 | 54.79 | ||
| 9 | 25 | 53.13 | ||
| 10 | 12 | 45.71 | ||
| 10 | 28 | DQ | ||
| 10 | 11 | 45.13 |