| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 6 | 40.83 | ||
| 1 | 19 | 50.98 | ||
| 2 | 4 | 38.61 | ||
| 2 | 3 | 38.36 | ||
| 2 | 18 | 49.29 | ||
| 3 | 1 | 35.51 | ||
| 3 | 15 | 44.79 | ||
| 3 | 20 | NS | ||
| 4 | 2 | 37.75 | ||
| 4 | 8 | 41.82 | ||
| 4 | 13 | 44.02 | ||
| 5 | 12 | 43.74 | ||
| 5 | 7 | 41.60 | ||
| 5 | 5 | 40.68 | ||
| 6 | 14 | 44.12 | ||
| 6 | 9 | 42.24 | ||
| 6 | 20 | DQ | ||
| 7 | 20 | DQ | ||
| 7 | 17 | 48.77 | ||
| 7 | 11 | 43.46 | ||
| 8 | 10 | 42.77 | ||
| 8 | 16 | 48.58 |