| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 1 | 35.46 | ||
| 1 | 11 | 47.32 | ||
| 1 | 14 | 48.17 | ||
| 2 | 21 | DQ | ||
| 2 | 13 | 47.98 | ||
| 2 | 21 | NS | ||
| 2 | 15 | 53.47 | ||
| 3 | 21 | DQ | ||
| 3 | 8 | 45.31 | ||
| 3 | 10 | 46.24 | ||
| 3 | 20 | 1:08.62 | ||
| 3 | 4 | 43.13 | ||
| 4 | 21 | DQ | ||
| 4 | 17 | 55.79 | ||
| 4 | 5 | 43.15 | ||
| 4 | 21 | DQ | ||
| 4 | 16 | 54.93 | ||
| 4 | 2 | 40.81 | ||
| 5 | 12 | 47.87 | ||
| 5 | 6 | 44.20 | ||
| 5 | 3 | 41.96 | ||
| 5 | 18 | 56.38 | ||
| 5 | 21 | DQ | ||
| 6 | 9 | 45.43 | ||
| 6 | 21 | DQ | ||
| 6 | 7 | 44.43 | ||
| 7 | 19 | 59.38 |