| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 14 | 52.28 | ||
| 1 | 15 | 52.46 | ||
| 1 | 17 | NS | ||
| 2 | 2 | 31.29 | ||
| 2 | 17 | DQ | ||
| 2 | 6 | 42.73 | ||
| 3 | 13 | 51.73 | ||
| 3 | 17 | NS | ||
| 3 | 16 | 52.83 | ||
| 4 | 17 | NS | ||
| 4 | 12 | 50.95 | ||
| 4 | 10 | 49.94 | ||
| 5 | 9 | 48.70 | ||
| 5 | 4 | 35.04 | ||
| 5 | 7 | 42.82 | ||
| 6 | 3 | 31.86 | ||
| 6 | 11 | 50.93 | ||
| 6 | 17 | NS | ||
| 7 | 1 | 30.65 | ||
| 7 | 5 | 42.41 | ||
| 7 | 8 | 48.35 | ||
| 8 | 17 | DQ | ||
| 8 | 17 | NS | ||
| 8 | 17 | NS |