| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 14 | 45.20 | ||
| 1 | 7 | 42.76 | ||
| 1 | 23 | 55.91 | ||
| 2 | 21 | 48.06 | ||
| 2 | 3 | 40.47 | ||
| 2 | 17 | 46.71 | ||
| 3 | 6 | 42.68 | ||
| 3 | 1 | 39.51 | ||
| 3 | 18 | 47.27 | ||
| 4 | 16 | 45.69 | ||
| 4 | 25 | DQ | ||
| 4 | 12 | 44.75 | ||
| 5 | 8 | 43.41 | ||
| 5 | 11 | 44.69 | ||
| 5 | 22 | 51.38 | ||
| 6 | 25 | DQ | ||
| 6 | 25 | DQ | ||
| 6 | 2 | 40.35 | ||
| 7 | 5 | 42.33 | ||
| 7 | 19 | 47.48 | ||
| 7 | 20 | 47.80 | ||
| 8 | 15 | 45.37 | ||
| 8 | 9 | 43.49 | ||
| 8 | 25 | DQ | ||
| 9 | 13 | 44.89 | ||
| 9 | 4 | 41.88 | ||
| 10 | 24 | 57.19 | ||
| 10 | 10 | 44.03 |