| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 2 | 46.66 (46.66) |
||
| 2 | 4 | 47.98 (47.98) |
||
| 3 | 3 | 47.28 (46.91) |
||
| 3 | 10 | 1:21.26 (1:21.26) |
||
| 4 | 9 | 1:15.55 (1:15.55) |
||
| 4 | 11 | DQ (40.38) |
||
| 5 | 1 | 45.09 (45.09) |
||
| 5 | 8 | 1:11.59 (1:13.02) |
||
| 6 | 5 | 48.02 (48.02) |
||
| 7 | 7 | 49.54 (49.54) |
||
| 8 | 6 | 49.16 (49.16) |