| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 21 | 1:19.06 | ||
| 1 | 15 | 53.84 | ||
| 1 | 8 | 47.69 | ||
| 2 | 20 | 1:12.80 | ||
| 2 | 11 | 49.57 | ||
| 2 | 6 | 45.58 | ||
| 3 | 22 | 1:19.82 | ||
| 3 | 12 | 49.74 | ||
| 3 | 3 | 44.77 | ||
| 4 | 23 | NS | ||
| 4 | 9 | 48.11 | ||
| 4 | 7 | 45.59 | ||
| 5 | 5 | 45.28 | ||
| 5 | 19 | 1:08.74 | ||
| 5 | 16 | 54.80 | ||
| 6 | 1 | 42.91 | ||
| 6 | 23 | DQ | ||
| 6 | 13 | 50.02 | ||
| 7 | 18 | 57.37 | ||
| 7 | 4 | 45.05 | ||
| 7 | 14 | 50.71 | ||
| 8 | 10 | 49.32 | ||
| 8 | 17 | 57.04 | ||
| 8 | 2 | 44.71 |