| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 16 | 55.40 | ||
| 1 | 3 | 44.40 | ||
| 2 | 18 | 57.96 | ||
| 2 | 2 | 43.72 | ||
| 2 | 19 | 1:00.63 | ||
| 3 | 1 | 43.64 | ||
| 3 | 21 | DQ | ||
| 3 | 14 | 54.04 | ||
| 4 | 9 | 50.85 | ||
| 4 | 11 | 51.98 | ||
| 4 | 4 | 44.54 | ||
| 5 | 8 | 49.30 | ||
| 5 | 7 | 48.64 | ||
| 5 | 12 | 52.20 | ||
| 6 | 15 | 54.10 | ||
| 6 | 6 | 47.99 | ||
| 6 | 10 | 50.86 | ||
| 7 | 17 | 55.56 | ||
| 7 | 13 | 53.01 | ||
| 8 | 5 | 45.34 | ||
| 8 | 20 | 1:12.88 |