| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 19 | DQ | ||
| 1 | 12 | 55.80 | ||
| 2 | 14 | 58.95 | ||
| 2 | 6 | 48.92 | ||
| 2 | 1 | 42.75 | ||
| 3 | 13 | 58.21 | ||
| 3 | 19 | DQ | ||
| 3 | 5 | 48.86 | ||
| 4 | 18 | 1:07.14 | ||
| 4 | 2 | 43.56 | ||
| 4 | 19 | DQ | ||
| 5 | 9 | 51.22 | ||
| 5 | 8 | 50.41 | ||
| 5 | 15 | 59.16 | ||
| 6 | 17 | 1:06.51 | ||
| 6 | 11 | 55.19 | ||
| 6 | 3 | 46.02 | ||
| 7 | 7 | 49.04 | ||
| 7 | 16 | 1:03.21 | ||
| 7 | 10 | 55.00 | ||
| 8 | 4 | 47.41 | ||
| 8 | 19 | NS |