| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 11 | 43.11 | ||
| 1 | 21 | NS | ||
| 1 | 3 | 38.65 | ||
| 2 | 6 | 39.04 | ||
| 2 | 10 | 42.47 | ||
| 2 | 20 | 47.99 | ||
| 3 | 16 | 45.90 | ||
| 3 | 2 | 38.22 | ||
| 3 | 21 | DQ | ||
| 4 | 13 | 43.83 | ||
| 4 | 4 | 38.81 | ||
| 4 | 12 | 43.69 | ||
| 5 | 1 | 36.16 | ||
| 5 | 9 | 41.29 | ||
| 5 | 17 | 46.96 | ||
| 6 | 5 | 38.83 | ||
| 6 | 15 | 45.84 | ||
| 6 | 18 | 47.79 | ||
| 7 | 21 | NS | ||
| 7 | 7 | 40.13 | ||
| 7 | 14 | 44.82 | ||
| 8 | 8 | 40.65 | ||
| 8 | 18 | 47.79 | ||
| 8 | 19 | 47.96 |