| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 27 | DQ | ||
| 1 | 26 | 1:01.43 | ||
| 2 | 7 | 43.47 | ||
| 2 | 13 | 48.67 | ||
| 2 | 4 | 42.46 | ||
| 3 | 14 | 48.76 | ||
| 3 | 8 | 45.31 | ||
| 3 | 11 | 48.04 | ||
| 4 | 21 | 51.73 | ||
| 4 | 15 | 49.08 | ||
| 4 | 2 | 40.68 | ||
| 5 | 5 | 42.88 | ||
| 5 | 16 | 49.98 | ||
| 5 | 18 | 50.10 | ||
| 6 | 20 | 51.40 | ||
| 6 | 19 | 51.00 | ||
| 6 | 6 | 43.32 | ||
| 7 | 3 | 42.10 | ||
| 7 | 17 | 50.08 | ||
| 7 | 9 | 45.79 | ||
| 8 | 27 | DQ | ||
| 8 | 23 | 55.99 | ||
| 8 | 1 | 39.53 | ||
| 9 | 24 | 58.18 | ||
| 9 | 22 | 54.49 | ||
| 9 | 12 | 48.61 | ||
| 10 | 10 | 47.81 | ||
| 10 | 25 | 1:00.69 |