| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 2 | 23 | DQ | ||
| 2 | 17 | 48.35 | ||
| 2 | 5 | 37.33 | ||
| 2 | 20 | 50.52 | ||
| 3 | 10 | 42.19 | ||
| 3 | 3 | 35.72 | ||
| 3 | 9 | 41.56 | ||
| 3 | 19 | 50.03 | ||
| 4 | 16 | 47.25 | ||
| 4 | 2 | 35.48 | ||
| 4 | 12 | 43.11 | ||
| 4 | 7 | 39.17 | ||
| 5 | 15 | 46.08 | ||
| 5 | 13 | 44.88 | ||
| 5 | 11 | 42.31 | ||
| 5 | 1 | 33.17 | ||
| 6 | 14 | 45.86 | ||
| 6 | 23 | DQ | ||
| 6 | 22 | 58.66 | ||
| 6 | 4 | 36.49 | ||
| 7 | 6 | 39.05 | ||
| 7 | 18 | 49.56 | ||
| 7 | 21 | 51.43 | ||
| 7 | 8 | 41.53 |