| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 2 | 21 | 48.76 | ||
| 2 | 2 | 37.21 | ||
| 2 | 29 | DQ | ||
| 2 | 22 | 51.76 | ||
| 2 | 24 | 53.14 | ||
| 3 | 26 | 57.22 | ||
| 3 | 13 | 41.45 | ||
| 3 | 7 | 39.87 | ||
| 3 | 14 | 42.18 | ||
| 3 | 23 | 52.66 | ||
| 4 | 12 | 41.44 | ||
| 4 | 3 | 38.30 | ||
| 4 | 6 | 39.78 | ||
| 4 | 19 | 47.93 | ||
| 4 | 16 | 45.09 | ||
| 5 | 18 | 46.52 | ||
| 5 | 1 | 34.30 | ||
| 5 | 10 | 40.78 | ||
| 5 | 20 | 48.67 | ||
| 5 | 15 | 42.53 | ||
| 6 | 4 | 39.15 | ||
| 6 | 5 | 39.71 | ||
| 6 | 25 | 53.38 | ||
| 6 | 17 | 46.47 | ||
| 6 | 8 | 40.17 | ||
| 7 | 27 | 57.76 | ||
| 7 | 11 | 40.81 | ||
| 7 | 28 | 59.16 | ||
| 7 | 9 | 40.21 |