| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 14 | 48.30 | ||
| 1 | 22 | 59.22 | ||
| 1 | 8 | 42.40 | ||
| 2 | 21 | 54.11 | ||
| 2 | 12 | 46.53 | ||
| 2 | 6 | 40.24 | ||
| 3 | 15 | 49.24 | ||
| 3 | 11 | 46.30 | ||
| 3 | 4 | 37.91 | ||
| 4 | 18 | 50.93 | ||
| 4 | 7 | 42.38 | ||
| 4 | 2 | 36.36 | ||
| 5 | 10 | 45.67 | ||
| 5 | 23 | DQ | ||
| 5 | 1 | 35.25 | ||
| 6 | 20 | 53.01 | ||
| 6 | 5 | 39.40 | ||
| 6 | 9 | 45.33 | ||
| 7 | 16 | 49.99 | ||
| 7 | 3 | 37.75 | ||
| 7 | 13 | 47.23 | ||
| 8 | 19 | 52.80 | ||
| 8 | 17 | 50.91 |