| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 11 | 56.12 | ||
| 2 | 17 | 1:00.18 | ||
| 2 | 21 | NS | ||
| 2 | 3 | 48.74 | ||
| 3 | 18 | 1:01.65 | ||
| 3 | 6 | 52.04 | ||
| 3 | 15 | 58.38 | ||
| 3 | 5 | 49.47 | ||
| 3 | 7 | 52.54 | ||
| 3 | 21 | DQ | ||
| 4 | 4 | 49.06 | ||
| 4 | 19 | 1:04.84 | ||
| 4 | 21 | NS | ||
| 4 | 12 | 57.11 | ||
| 4 | 2 | 47.82 | ||
| 4 | 13 | 57.72 | ||
| 5 | 1 | 45.33 | ||
| 5 | 20 | 1:08.97 | ||
| 5 | 8 | 52.95 | ||
| 5 | 14 | 57.86 | ||
| 5 | 21 | DQ | ||
| 5 | 16 | 59.58 | ||
| 6 | 9 | 52.96 | ||
| 6 | 21 | NS | ||
| 6 | 10 | 53.03 | ||
| 6 | 21 | DQ | ||
| 6 | 21 | DQ | ||
| 7 | 21 | DQ |