| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 9 | 51.87 | ||
| 1 | 12 | 53.42 | ||
| 1 | 22 | 1:19.36 | ||
| 2 | 6 | 49.58 | ||
| 2 | 20 | 1:03.03 | ||
| 2 | 10 | 52.32 | ||
| 3 | 4 | 47.26 | ||
| 3 | 7 | 50.39 | ||
| 3 | 18 | 56.29 | ||
| 4 | 8 | 50.42 | ||
| 4 | 15 | 54.96 | ||
| 4 | 1 | 42.08 | ||
| 5 | 5 | 49.46 | ||
| 5 | 16 | 55.23 | ||
| 5 | 2 | 42.39 | ||
| 6 | 11 | 52.40 | ||
| 6 | 19 | 59.93 | ||
| 6 | 3 | 47.25 | ||
| 7 | 23 | DQ | ||
| 7 | 21 | 1:04.22 | ||
| 7 | 13 | 54.51 | ||
| 8 | 17 | 56.26 | ||
| 8 | 14 | 54.84 | ||
| 8 | 23 | DQ |