| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 19 | 53.60 | ||
| 1 | 8 | 41.95 | ||
| 1 | 14 | 49.86 | ||
| 2 | 21 | NS | ||
| 2 | 7 | 41.34 | ||
| 2 | 13 | 47.27 | ||
| 3 | 18 | 53.46 | ||
| 3 | 3 | 37.62 | ||
| 3 | 12 | 46.99 | ||
| 4 | 2 | 36.99 | ||
| 4 | 10 | 43.34 | ||
| 4 | 16 | 51.40 | ||
| 5 | 9 | 42.36 | ||
| 5 | 1 | 36.89 | ||
| 5 | 21 | NS | ||
| 6 | 5 | 40.26 | ||
| 6 | 21 | DQ | ||
| 6 | 21 | NS | ||
| 7 | 15 | 50.18 | ||
| 7 | 4 | 37.71 | ||
| 7 | 20 | 58.61 | ||
| 8 | 6 | 40.90 | ||
| 8 | 17 | 51.92 | ||
| 8 | 11 | 45.81 |