| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | 52.59 | ||
| 1 | 9 | 30.76 | ||
| 1 | 3 | 26.72 | ||
| 1 | 23 | DQ | ||
| 2 | 10 | 32.12 | ||
| 2 | 15 | 40.86 | ||
| 2 | 22 | 58.68 | ||
| 2 | 16 | 42.18 | ||
| 2 | 5 | 27.88 | ||
| 3 | 6 | 28.71 | ||
| 3 | 12 | 34.00 | ||
| 3 | 1 | 25.75 | ||
| 3 | 23 | NS | ||
| 3 | 18 | 45.88 | ||
| 4 | 2 | 26.29 | ||
| 4 | 8 | 29.94 | ||
| 4 | 17 | 42.52 | ||
| 4 | 13 | 38.10 | ||
| 4 | 19 | 52.35 | ||
| 5 | 14 | 39.85 | ||
| 5 | 21 | 55.90 | ||
| 5 | 4 | 27.74 | ||
| 5 | 11 | 33.02 | ||
| 6 | 7 | 29.49 |