| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 4 | 44.89 | ||
| 1 | 20 | 1:08.04 | ||
| 1 | 3 | 42.80 | ||
| 2 | 5 | 45.03 | ||
| 2 | 9 | 48.94 | ||
| 2 | 21 | 1:09.08 | ||
| 3 | 15 | 52.54 | ||
| 3 | 12 | 51.02 | ||
| 3 | 10 | 49.76 | ||
| 4 | 1 | 33.66 | ||
| 4 | 7 | 47.49 | ||
| 4 | 8 | 48.59 | ||
| 5 | 23 | DQ | ||
| 5 | 17 | 55.22 | ||
| 5 | 6 | 45.89 | ||
| 6 | 14 | 52.02 | ||
| 6 | 13 | 51.16 | ||
| 6 | 23 | DQ | ||
| 7 | 18 | 1:00.17 | ||
| 7 | 19 | 1:04.79 | ||
| 7 | 16 | 52.87 | ||
| 8 | 2 | 39.65 | ||
| 8 | 11 | 49.88 | ||
| 8 | 22 | 1:14.68 |