| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 8 | 53.13 (25.38 53.13) |
||
| 2 | 5 | 51.34 (24.90 51.34) |
||
| 3 | 9 | DQ (24.17 49.62) |
||
| 4 | 6 | 52.31 (25.45 52.31) |
||
| 5 | 3 | 51.13 (25.31 51.13) |
||
| 6 | 4 | 51.26 (24.73 51.26) |
||
| 8 | 7 | 52.72 (25.27 52.72) |
||
| 9 | 2 | 50.79 (24.80 50.79) |
||
| 10 | 1 | 49.98 (24.44 49.98) |