| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 7 | 47.15 | ||
| 1 | 18 | 59.79 | ||
| 2 | 16 | 59.21 | ||
| 2 | 17 | 59.58 | ||
| 2 | 5 | 44.34 | ||
| 3 | 9 | 51.33 | ||
| 3 | 3 | 43.89 | ||
| 3 | 15 | 58.92 | ||
| 4 | 19 | 1:04.64 | ||
| 4 | 1 | 43.14 | ||
| 4 | 8 | 50.83 | ||
| 5 | 11 | 54.99 | ||
| 5 | 20 | 1:14.06 | ||
| 5 | 2 | 43.26 | ||
| 6 | 13 | 55.54 | ||
| 6 | 4 | 43.98 | ||
| 6 | 12 | 55.20 | ||
| 7 | 21 | DQ | ||
| 7 | 14 | 58.12 | ||
| 7 | 6 | 45.44 | ||
| 8 | 10 | 52.03 |