| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 21 | 56.28 | ||
| 1 | 17 | 52.45 | ||
| 2 | 2 | 37.46 | ||
| 2 | 22 | 59.33 | ||
| 2 | 23 | NS | ||
| 3 | 23 | NS | ||
| 3 | 20 | 54.00 | ||
| 3 | 13 | 49.46 | ||
| 3 | 4 | 38.56 | ||
| 3 | 9 | 46.62 | ||
| 4 | 11 | 47.87 | ||
| 4 | 1 | 34.30 | ||
| 4 | 16 | 51.83 | ||
| 4 | 23 | NS | ||
| 4 | 8 | 45.61 | ||
| 5 | 6 | 43.53 | ||
| 5 | 12 | 48.54 | ||
| 5 | 7 | 43.83 | ||
| 5 | 15 | 51.51 | ||
| 5 | 23 | NS | ||
| 6 | 23 | DQ | ||
| 6 | 10 | 47.08 | ||
| 6 | 3 | 38.09 | ||
| 6 | 23 | NS | ||
| 6 | 5 | 43.35 | ||
| 7 | 14 | 49.98 | ||
| 7 | 19 | 53.41 | ||
| 7 | 23 | NS | ||
| 8 | 23 | NS | ||
| 8 | 18 | 52.66 |