| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 1 | 50.91 (23.89 50.91) |
||
| 2 | 5 | 53.13 (25.38 53.13) |
||
| 3 | 8 | 54.11 (24.91 54.11) |
||
| 4 | 10 | DQ (24.25 51.95) |
||
| 5 | 4 | 52.67 (25.08 52.67) |
||
| 6 | 2 | 52.34 (24.75 52.34) |
||
| 7 | 3 | 52.43 (25.03 52.43) |
||
| 8 | 9 | 55.93 (25.59 55.93) |
||
| 9 | 6 | 53.25 (24.48 53.25) |
||
| 10 | 7 | 53.39 (24.98 53.39) |