Swimming at the 2008 Summer Olympics – Women's 100 metre butterfly Heats Heats

| Rank_ | Heat | Lane | Name_ | Nationality | Time_ |
|---|---|---|---|---|---|
| 1 | 6 | 4 | Jessicah Schipper | Australia | 57.58 |
| 2 | 5 | 4 | Christine Magnuson | United States | 57.70 |
| 2 | 6 | 3 | Zhou Yafei | China | 57.70 |
| 4 | 4 | 5 | Tao Li | Singapore | 57.77 |
| 5 | 5 | 8 | Gabriella Silva | Brazil | 58.00 |
| 6 | 5 | 5 | Elaine Breeden | United States | 58.06 |
| 7 | 4 | 1 | Ilaria Bianchi | Italy | 58.12 |
| 8 | 5 | 1 | Lize-Mari Retief | South Africa | 58.20 |
| 9 | 6 | 5 | Inge Dekker | Netherlands | 58.22 |
| 10 | 7 | 7 | Aurore Mongel | France | 58.30 |
| 11 | 5 | 6 | Natalya Sutyagina | Russia | 58.32 |
| 12 | 7 | 4 | Lisbeth Trickett | Australia | 58.37 |
| 13 | 6 | 2 | Eszter Dara | Hungary | 58.39 |