| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 16 | 57.12 | ||
| 1 | 3 | 46.99 | ||
| 1 | 13 | 52.98 | ||
| 2 | 9 | 50.49 | ||
| 2 | 21 | DQ | ||
| 2 | 5 | 47.90 | ||
| 3 | 14 | 54.15 | ||
| 3 | 4 | 47.74 | ||
| 3 | 21 | DQ | ||
| 4 | 2 | 44.37 | ||
| 4 | 7 | 48.70 | ||
| 4 | 10 | 50.60 | ||
| 5 | 19 | 1:05.85 | ||
| 5 | 6 | 47.94 | ||
| 5 | 8 | 49.52 | ||
| 6 | 15 | 55.30 | ||
| 6 | 18 | 1:04.07 | ||
| 6 | 1 | 41.13 | ||
| 7 | 12 | 52.88 | ||
| 7 | 17 | 1:03.21 | ||
| 7 | 11 | 52.73 | ||
| 8 | 20 | 1:10.14 | ||
| 8 | 21 | DQ |