| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 15 | 52.25 | ||
| 1 | 8 | 37.30 | ||
| 1 | 18 | 1:04.92 | ||
| 2 | 13 | 49.87 | ||
| 2 | 7 | 36.89 | ||
| 2 | 19 | 1:07.13 | ||
| 3 | 11 | 47.82 | ||
| 3 | 5 | 35.92 | ||
| 3 | 17 | 1:03.81 | ||
| 4 | 10 | 47.45 | ||
| 4 | 4 | 35.90 | ||
| 4 | 20 | DQ | ||
| 5 | 1 | 34.43 | ||
| 5 | 12 | 48.73 | ||
| 5 | 16 | 59.56 | ||
| 6 | 6 | 36.13 | ||
| 6 | 20 | DQ | ||
| 6 | 9 | 45.88 | ||
| 7 | 2 | 35.08 | ||
| 7 | 14 | 51.30 | ||
| 7 | 20 | DQ | ||
| 8 | 3 | 35.88 |