| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 23 | 58.64 | ||
| 1 | 4 | 39.31 | ||
| 1 | 13 | 44.18 | ||
| 2 | 15 | 48.52 | ||
| 2 | 10 | 42.61 | ||
| 2 | 24 | DQ | ||
| 3 | 7 | 40.57 | ||
| 3 | 21 | 54.12 | ||
| 3 | 6 | 39.68 | ||
| 4 | 3 | 39.07 | ||
| 4 | 8 | 41.22 | ||
| 4 | 12 | 43.94 | ||
| 5 | 11 | 43.24 | ||
| 5 | 1 | 34.88 | ||
| 5 | 9 | 41.26 | ||
| 6 | 19 | 51.67 | ||
| 6 | 16 | 48.93 | ||
| 6 | 5 | 39.47 | ||
| 7 | 20 | 53.93 | ||
| 7 | 2 | 37.87 | ||
| 7 | 22 | 54.30 | ||
| 8 | 17 | 49.00 | ||
| 8 | 14 | 46.85 | ||
| 8 | 18 | 51.18 |