| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 27 | 53.14 | ||
| 1 | 14 | 44.91 | ||
| 1 | 15 | 46.02 | ||
| 2 | 8 | 41.91 | ||
| 2 | 22 | 49.00 | ||
| 2 | 29 | 54.10 | ||
| 3 | 24 | 49.90 | ||
| 3 | 6 | 40.91 | ||
| 3 | 17 | 46.93 | ||
| 4 | 10 | 43.62 | ||
| 4 | 23 | 49.79 | ||
| 4 | 5 | 40.21 | ||
| 5 | 1 | 38.66 | ||
| 5 | 11 | 43.69 | ||
| 5 | 12 | 44.41 | ||
| 6 | 4 | 39.52 | ||
| 6 | 7 | 41.20 | ||
| 6 | 9 | 43.02 | ||
| 7 | 16 | 46.44 | ||
| 7 | 13 | 44.85 | ||
| 7 | 25 | 50.21 | ||
| 8 | 20 | 48.24 | ||
| 8 | 2 | 39.15 | ||
| 8 | 30 | DQ | ||
| 9 | 26 | 51.10 | ||
| 9 | 19 | 47.77 | ||
| 9 | 3 | 39.32 | ||
| 10 | 21 | 48.27 | ||
| 10 | 18 | 47.05 | ||
| 10 | 28 | 53.26 |