| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 19 | DQ | ||
| 1 | 13 | 48.80 | ||
| 1 | 2 | 37.92 | ||
| 1 | 7 | 43.87 | ||
| 2 | 19 | DQ | ||
| 2 | 12 | 48.44 | ||
| 2 | 15 | 49.00 | ||
| 2 | 4 | 38.83 | ||
| 3 | 14 | 48.85 | ||
| 3 | 9 | 44.37 | ||
| 3 | 1 | 34.82 | ||
| 3 | 8 | 44.12 | ||
| 4 | 17 | 49.50 | ||
| 4 | 16 | 49.37 | ||
| 4 | 19 | NS | ||
| 4 | 5 | 39.28 | ||
| 5 | 3 | 38.74 | ||
| 5 | 11 | 47.02 | ||
| 5 | 19 | DQ | ||
| 5 | 10 | 46.11 | ||
| 6 | 6 | 40.05 | ||
| 6 | 18 | 50.02 | ||
| 6 | 19 | DQ |