| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 7 | 48.53 | ||
| 1 | 29 | DQ | ||
| 1 | 29 | NS | ||
| 1 | 28 | 1:10.24 | ||
| 2 | 25 | 1:03.87 | ||
| 2 | 29 | DQ | ||
| 2 | 24 | 58.68 | ||
| 2 | 13 | 51.60 | ||
| 3 | 27 | 1:07.74 | ||
| 3 | 21 | 58.11 | ||
| 3 | 9 | 49.04 | ||
| 3 | 3 | 43.82 | ||
| 4 | 8 | 48.84 | ||
| 4 | 14 | 51.99 | ||
| 4 | 4 | 45.31 | ||
| 4 | 26 | 1:04.90 | ||
| 5 | 1 | 42.36 | ||
| 5 | 22 | 58.44 | ||
| 5 | 11 | 50.20 | ||
| 5 | 12 | 51.39 | ||
| 6 | 20 | 58.03 | ||
| 6 | 10 | 49.91 | ||
| 6 | 18 | 57.47 | ||
| 6 | 2 | 42.46 | ||
| 7 | 19 | 57.88 | ||
| 7 | 5 | 47.54 | ||
| 7 | 29 | DQ | ||
| 7 | 15 | 53.46 | ||
| 8 | 23 | 58.47 | ||
| 8 | 17 | 55.14 | ||
| 8 | 16 | 53.69 | ||
| 8 | 6 | 47.80 |