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

| Rank_ | Heat | Lane | Name_ | Nationality | Time_ |
|---|---|---|---|---|---|
| 28 | 4 | 8 | Audrey Lacroix | Canada | 59:10 |
| 28 | 6 | 8 | Micha Kathrine Østergaard Jensen | Denmark | 59.10 |
| 30 | 3 | 1 | Hannah Wilson | Hong Kong | 59.35 |
| 30 | 5 | 7 | Chantal Groot | Netherlands | 59.35 |
| 32 | 2 | 4 | Triin Aljand | Estonia | 59.43 |
| 32 | 7 | 8 | Xu Yanwei | China | 59.43 |
| 34 | 4 | 7 | Daynara de Paula | Brazil | 59.45 |
| 35 | 3 | 6 | Sara Oliveira | Portugal | 59.48 |
| 36 | 3 | 5 | Anna Gostomelsky | Israel | 59.50 |
| 37 | 3 | 2 | Ingvild Snildal | Norway | 59.86 |
| 38 | 3 | 7 | Carolina Colorado | Colombia | 1:00.06 |
| 39 | 7 | 1 | Daniela Samulski | Germany | 1:00.37 |
| 40 | 2 | 5 | Choi Hye-Ra | South Korea | 1:00.65 |
| 41 | 3 | 3 | Eirini Kavarnou | Greece | 1:00.74 |