| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | 1:04.91 | ||
| 1 | 3 | 36.91 | ||
| 1 | 18 | 54.40 | ||
| 2 | 14 | 51.06 | ||
| 2 | 8 | 41.78 | ||
| 2 | 9 | 44.49 | ||
| 3 | 4 | 37.22 | ||
| 3 | 12 | 49.91 | ||
| 3 | 21 | DQ | ||
| 4 | 7 | 41.77 | ||
| 4 | 16 | 51.95 | ||
| 4 | 6 | 40.35 | ||
| 5 | 2 | 36.16 | ||
| 5 | 10 | 45.92 | ||
| 5 | 15 | 51.90 | ||
| 6 | 5 | 40.22 | ||
| 6 | 11 | 48.10 | ||
| 6 | 13 | 50.49 | ||
| 7 | 1 | 36.11 | ||
| 7 | 19 | 55.96 | ||
| 7 | 21 | DQ | ||
| 8 | 17 | 53.28 | ||
| 8 | 21 | DQ | ||
| 8 | 21 | NS |