| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | NS | ||
| 1 | 12 | 53.70 | ||
| 1 | 18 | 1:02.88 | ||
| 2 | 14 | 55.26 | ||
| 2 | 7 | 49.12 | ||
| 2 | 16 | 57.87 | ||
| 3 | 2 | 43.27 | ||
| 3 | 8 | 51.51 | ||
| 3 | 17 | 57.92 | ||
| 4 | 20 | NS | ||
| 4 | 3 | 43.54 | ||
| 4 | 15 | 57.49 | ||
| 5 | 11 | 52.87 | ||
| 5 | 5 | 45.63 | ||
| 5 | 1 | 40.06 | ||
| 6 | 4 | 44.94 | ||
| 6 | 20 | DQ | ||
| 6 | 9 | 52.30 | ||
| 7 | 20 | NS | ||
| 7 | 10 | 52.79 | ||
| 7 | 13 | 54.29 | ||
| 8 | 6 | 48.15 | ||
| 8 | 20 | DQ | ||
| 8 | 19 | 1:14.01 |