| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 19 | 50.87 | ||
| 1 | 9 | 40.28 | ||
| 2 | 15 | 46.09 | ||
| 2 | 22 | 55.98 | ||
| 2 | 1 | 37.08 | ||
| 3 | 13 | 45.44 | ||
| 3 | 16 | 46.11 | ||
| 3 | 10 | 40.94 | ||
| 4 | 23 | DQ | ||
| 4 | 5 | 39.23 | ||
| 5 | 7 | 39.40 | ||
| 5 | 11 | 43.86 | ||
| 5 | 18 | 48.31 | ||
| 6 | 17 | 47.37 | ||
| 6 | 12 | 44.60 | ||
| 6 | 4 | 38.75 | ||
| 7 | 20 | 52.46 | ||
| 7 | 2 | 37.58 | ||
| 8 | 14 | 45.93 | ||
| 8 | 8 | 40.27 | ||
| 8 | 21 | 52.64 | ||
| 9 | 3 | 37.68 | ||
| 10 | 6 | 39.37 |