| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 22 | 1:12.01 | ||
| 1 | 8 | 45.67 | ||
| 1 | 9 | 45.85 | ||
| 2 | 11 | 46.53 | ||
| 2 | 10 | 46.45 | ||
| 2 | 23 | DQ | ||
| 3 | 4 | 44.54 | ||
| 3 | 17 | 1:01.03 | ||
| 3 | 18 | 1:01.90 | ||
| 4 | 2 | 41.66 | ||
| 4 | 6 | 44.74 | ||
| 4 | 15 | 54.72 | ||
| 5 | 21 | 1:09.86 | ||
| 5 | 5 | 44.59 | ||
| 5 | 12 | 50.77 | ||
| 6 | 3 | 43.99 | ||
| 6 | 13 | 51.16 | ||
| 6 | 23 | DQ | ||
| 7 | 16 | 59.09 | ||
| 7 | 7 | 44.99 | ||
| 7 | 14 | 52.67 | ||
| 8 | 19 | 1:05.45 | ||
| 8 | 20 | 1:09.13 | ||
| 8 | 1 | 35.11 |