| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 6 | 42.39 | ||
| 1 | 21 | 58.38 | ||
| 1 | 3 | 41.20 | ||
| 2 | 13 | 50.36 | ||
| 2 | 5 | 42.12 | ||
| 2 | 12 | 50.29 | ||
| 3 | 15 | 50.95 | ||
| 3 | 14 | 50.89 | ||
| 3 | 7 | 42.99 | ||
| 4 | 1 | 40.51 | ||
| 4 | 4 | 41.73 | ||
| 4 | 19 | 53.54 | ||
| 5 | 2 | 40.75 | ||
| 5 | 23 | DQ | ||
| 5 | 16 | 52.38 | ||
| 6 | 8 | 44.16 | ||
| 6 | 17 | 52.48 | ||
| 6 | 23 | DQ | ||
| 7 | 22 | 59.47 | ||
| 7 | 9 | 44.23 | ||
| 7 | 18 | 53.19 | ||
| 8 | 10 | 45.21 | ||
| 8 | 11 | 49.34 | ||
| 8 | 20 | 56.00 |