| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 23 | 59.95 | ||
| 1 | 8 | 46.31 | ||
| 1 | 19 | 53.31 | ||
| 2 | 15 | 50.01 | ||
| 2 | 21 | 55.13 | ||
| 2 | 6 | 44.96 | ||
| 3 | 20 | 54.01 | ||
| 3 | 3 | 43.63 | ||
| 3 | 2 | 43.20 | ||
| 4 | 17 | 51.25 | ||
| 4 | 1 | 42.60 | ||
| 4 | 4 | 43.91 | ||
| 5 | 16 | 50.69 | ||
| 5 | 10 | 46.90 | ||
| 5 | 11 | 47.96 | ||
| 6 | 5 | 44.92 | ||
| 6 | 13 | 49.22 | ||
| 6 | 14 | 49.24 | ||
| 7 | 7 | 45.13 | ||
| 7 | 12 | 49.20 | ||
| 7 | 24 | DQ | ||
| 8 | 18 | 51.66 | ||
| 8 | 22 | 57.10 | ||
| 8 | 9 | 46.61 |