| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 8 | 47.73 | ||
| 1 | 19 | 58.95 | ||
| 1 | 4 | 45.74 | ||
| 2 | 13 | 50.76 | ||
| 2 | 7 | 47.47 | ||
| 2 | 15 | 52.13 | ||
| 3 | 12 | 50.42 | ||
| 3 | 9 | 49.20 | ||
| 3 | 14 | 51.10 | ||
| 4 | 3 | 45.42 | ||
| 4 | 20 | NS | ||
| 4 | 1 | 42.57 | ||
| 5 | 11 | 50.05 | ||
| 5 | 10 | 49.51 | ||
| 5 | 6 | 46.91 | ||
| 6 | 20 | NS | ||
| 6 | 17 | 55.12 | ||
| 6 | 5 | 46.21 | ||
| 7 | 18 | 57.87 | ||
| 7 | 2 | 43.13 | ||
| 7 | 16 | 53.00 | ||
| 8 | 20 | DQ | ||
| 8 | 20 | NS | ||
| 8 | 20 | NS |