| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 3 | 42.11 | ||
| 1 | 22 | 54.39 | ||
| 1 | 16 | 48.43 | ||
| 2 | 23 | NS | ||
| 2 | 19 | 50.31 | ||
| 2 | 6 | 42.23 | ||
| 3 | 7 | 42.24 | ||
| 3 | 11 | 46.48 | ||
| 3 | 15 | 47.48 | ||
| 4 | 12 | 46.95 | ||
| 4 | 14 | 47.38 | ||
| 4 | 4 | 42.17 | ||
| 5 | 10 | 46.26 | ||
| 5 | 13 | 47.34 | ||
| 5 | 1 | 40.67 | ||
| 6 | 9 | 45.74 | ||
| 6 | 8 | 43.10 | ||
| 6 | 17 | 50.13 | ||
| 7 | 20 | 50.47 | ||
| 7 | 18 | 50.23 | ||
| 7 | 2 | 41.99 | ||
| 8 | 23 | DQ | ||
| 8 | 21 | 50.76 | ||
| 8 | 5 | 42.18 |