| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 19 | NS | ||
| 1 | 8 | 46.14 | ||
| 1 | 16 | 54.03 | ||
| 2 | 6 | 43.00 | ||
| 2 | 15 | 53.70 | ||
| 2 | 19 | DQ | ||
| 3 | 18 | 1:11.99 | ||
| 3 | 2 | 39.54 | ||
| 3 | 9 | 46.62 | ||
| 4 | 1 | 37.59 | ||
| 4 | 11 | 48.60 | ||
| 4 | 19 | DQ | ||
| 5 | 4 | 40.24 | ||
| 5 | 18 | 1:11.99 | ||
| 5 | 12 | 48.63 | ||
| 6 | 3 | 39.84 | ||
| 6 | 10 | 47.80 | ||
| 6 | 17 | 1:01.64 | ||
| 7 | 14 | 52.78 | ||
| 7 | 19 | DQ | ||
| 7 | 5 | 42.97 | ||
| 8 | 7 | 43.51 | ||
| 8 | 13 | 50.56 |