| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 26 | 48.59 | ||
| 1 | 5 | 38.03 | ||
| 1 | 30 | DQ | ||
| 2 | 14 | 41.29 | ||
| 2 | 28 | 48.87 | ||
| 2 | 7 | 38.70 | ||
| 2 | 23 | 47.07 | ||
| 3 | 4 | 36.79 | ||
| 3 | 15 | 41.31 | ||
| 3 | 21 | 45.40 | ||
| 3 | 8 | 38.99 | ||
| 4 | 11 | 40.17 | ||
| 4 | 3 | 35.83 | ||
| 4 | 1 | 35.26 | ||
| 4 | 19 | 44.93 | ||
| 5 | 17 | 42.77 | ||
| 5 | 2 | 35.46 | ||
| 5 | 24 | 47.41 | ||
| 5 | 9 | 39.18 | ||
| 6 | 10 | 39.41 | ||
| 6 | 18 | 43.44 | ||
| 6 | 25 | 47.43 | ||
| 6 | 13 | 40.69 | ||
| 7 | 27 | 48.82 | ||
| 7 | 6 | 38.06 | ||
| 7 | 16 | 42.68 | ||
| 7 | 22 | 46.08 | ||
| 8 | 20 | 45.25 | ||
| 8 | 12 | 40.28 | ||
| 8 | 29 | 50.99 |