| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | 57.62 | ||
| 1 | 8 | 45.24 | ||
| 1 | 12 | 49.29 | ||
| 2 | 14 | 50.42 | ||
| 2 | 22 | DQ | ||
| 2 | 2 | 43.90 | ||
| 3 | 6 | 44.98 | ||
| 3 | 18 | 53.28 | ||
| 3 | 11 | 48.48 | ||
| 4 | 3 | 44.36 | ||
| 4 | 10 | 47.85 | ||
| 4 | 21 | 59.40 | ||
| 5 | 1 | 43.77 | ||
| 5 | 4 | 44.59 | ||
| 5 | 5 | 44.94 | ||
| 6 | 15 | 51.03 | ||
| 6 | 17 | 51.94 | ||
| 6 | 7 | 45.09 | ||
| 7 | 9 | 47.54 | ||
| 7 | 13 | 50.30 | ||
| 7 | 22 | DQ | ||
| 8 | 22 | NS | ||
| 8 | 19 | 53.88 | ||
| 8 | 16 | 51.13 |