Swimming at the 2000 Summer Olympics – Women's 100 metre butterfly Heats Heats

| Heat | Lane | Name_ | Nationality | Time_ |
|---|---|---|---|---|
| 4 | 1 | Marja Pärssinen | Finland | 1:01.94 |
| 3 | 5 | Zampia Melachroinou | Greece | 1:02.06 |
| 3 | 2 | Lee Bo-Eun | South Korea | 1:02.22 |
| 3 | 8 | Fabíola Molina | Brazil | 1:02.77 |
| 3 | 4 | Praphalsai Minpraphal | Thailand | 1:02.99 |
| 3 | 6 | Mariya Ogurtsova | Ukraine | 1:03.00 |
| 3 | 1 | Eydis Konrádsdóttir | Iceland | 1:03.27 |
| 3 | 7 | Siobhan Cropper | Trinidad and Tobago | 1:03.34 |
| 2 | 4 | Hsieh Shu-Ting | Chinese Taipei | 1:03.52 |
| 2 | 3 | Yan Kay Flora Kong | Hong Kong | 1:04.09 |
| 2 | 2 | Ayse Diker | Turkey | 1:04.65 |
| 2 | 5 | María del Pilar Pereyra | Argentina | 1:04.75 |
| 1 | 4 | Lisa de la Motte | Swaziland | 1:06.70 |
| 1 | 3 | Angela Galea | Malta | 1:07.88 |
| 2 | 7 | Ellen Lendra Hight | Zambia | 1:09.34 |