| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 13 | 46.37 | ||
| 1 | 11 | 44.60 | ||
| 1 | 23 | 55.39 | ||
| 2 | 17 | 48.43 | ||
| 2 | 3 | 39.73 | ||
| 2 | 26 | DQ | ||
| 3 | 2 | 37.08 | ||
| 3 | 25 | 59.62 | ||
| 3 | 16 | 48.28 | ||
| 4 | 9 | 43.47 | ||
| 4 | 14 | 46.41 | ||
| 4 | 22 | 52.93 | ||
| 5 | 7 | 42.38 | ||
| 5 | 12 | 45.01 | ||
| 5 | 5 | 41.84 | ||
| 6 | 18 | 49.68 | ||
| 6 | 21 | 51.75 | ||
| 6 | 26 | DQ | ||
| 7 | 10 | 44.07 | ||
| 7 | 1 | 35.48 | ||
| 7 | 24 | 55.99 | ||
| 8 | 15 | 47.21 | ||
| 8 | 19 | 50.41 | ||
| 8 | 8 | 42.60 | ||
| 9 | 6 | 42.20 | ||
| 9 | 4 | 40.19 | ||
| 9 | 26 | DQ | ||
| 10 | 20 | 51.19 |