| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | 57.80 | ||
| 1 | 23 | NS | ||
| 1 | 4 | 40.62 | ||
| 2 | 10 | 42.98 | ||
| 2 | 22 | 1:00.73 | ||
| 2 | 14 | 44.43 | ||
| 3 | 19 | 54.12 | ||
| 3 | 11 | 43.30 | ||
| 3 | 3 | 40.21 | ||
| 4 | 2 | 39.30 | ||
| 4 | 1 | 39.02 | ||
| 4 | 23 | DQ | ||
| 5 | 5 | 41.12 | ||
| 5 | 9 | 42.65 | ||
| 5 | 13 | 44.23 | ||
| 6 | 18 | 53.41 | ||
| 6 | 8 | 41.74 | ||
| 6 | 7 | 41.68 | ||
| 7 | 17 | 50.54 | ||
| 7 | 12 | 43.77 | ||
| 7 | 6 | 41.35 | ||
| 8 | 21 | 59.87 | ||
| 8 | 16 | 47.48 | ||
| 8 | 15 | 47.15 |