| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 18 | DQ | ||
| 1 | 9 | 51.76 | ||
| 1 | 14 | 56.18 | ||
| 2 | 8 | 51.50 | ||
| 2 | 18 | NS | ||
| 2 | 11 | 53.48 | ||
| 3 | 3 | 40.95 | ||
| 3 | 12 | 54.61 | ||
| 3 | 7 | 45.40 | ||
| 4 | 10 | 52.49 | ||
| 4 | 6 | 43.90 | ||
| 4 | 4 | 41.97 | ||
| 5 | 15 | 1:01.08 | ||
| 5 | 1 | 36.76 | ||
| 5 | 18 | DQ | ||
| 6 | 18 | NS | ||
| 6 | 5 | 42.25 | ||
| 6 | 13 | 56.16 | ||
| 7 | 17 | 1:06.52 | ||
| 7 | 18 | DQ | ||
| 7 | 16 | 1:04.14 | ||
| 8 | 2 | 37.46 | ||
| 8 | 18 | NS |