| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 30 | 50.80 | ||
| 1 | 27 | 48.68 | ||
| 1 | 14 | 41.45 | ||
| 1 | 32 | 56.62 | ||
| 2 | 25 | 47.43 | ||
| 2 | 24 | 46.89 | ||
| 2 | 31 | 51.48 | ||
| 2 | 33 | DQ | ||
| 2 | 22 | 45.35 | ||
| 3 | 19 | 42.18 | ||
| 3 | 4 | 38.67 | ||
| 3 | 8 | 40.24 | ||
| 3 | 17 | 42.02 | ||
| 3 | 21 | 44.97 | ||
| 4 | 13 | 41.14 | ||
| 4 | 6 | 39.20 | ||
| 4 | 2 | 34.75 | ||
| 4 | 10 | 40.57 | ||
| 4 | 1 | 33.90 | ||
| 5 | 15 | 41.46 | ||
| 5 | 9 | 40.31 | ||
| 5 | 33 | DQ | ||
| 5 | 3 | 38.31 | ||
| 5 | 20 | 44.41 | ||
| 6 | 16 | 41.78 | ||
| 6 | 7 | 39.59 | ||
| 6 | 18 | 42.16 | ||
| 6 | 23 | 45.92 | ||
| 6 | 11 | 40.97 | ||
| 7 | 29 | 50.63 | ||
| 7 | 5 | 38.93 | ||
| 7 | 33 | DQ | ||
| 7 | 33 | NS | ||
| 7 | 28 | 49.29 | ||
| 8 | 12 | 41.08 | ||
| 8 | 33 | DQ | ||
| 8 | 26 | 48.36 |