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

| Heat | Lane | Name_ | Nationality | Time_ |
|---|---|---|---|---|
| 7 | 1 | Julia Wilkinson | Canada | 54.70 |
| 5 | 2 | Alena Popchanka | France | 54.86 |
| 7 | 8 | Tatiana Barbosa | Brazil | 55.01 |
| 6 | 1 | Agata Ewa Korc | Poland | 55.14 |
| 6 | 8 | Lize-Mari Retief | South Africa | 55.17 |
| 4 | 3 | Anna Gostomelsky | Israel | 55.18 |
| 5 | 1 | Martina Moravcová | Slovakia | 55.20 |
| 5 | 5 | Inge Dekker | Netherlands | 55.23 |
| 4 | 4 | Anastasia Aksenova | Russia | 55.29 |
| 3 | 3 | Hannah Wilson | Hong Kong | 55.32 |
| 4 | 8 | Darya Stepanyuk | Ukraine | 55.51 |
| 3 | 4 | Arianna Vanderpool-Wallace | Bahamas | 55.61 |
| 3 | 2 | Birgit Koschischek | Austria | 55.62 |
| 4 | 2 | Arlene Semeco | Venezuela | 55.70 |
| 5 | 8 | Jana Klusáčková | Czech Republic | 55.92 |
| 3 | 1 | Chang Hee-Jin | South Korea | 55.96 |