Swimming at the 2007 Pan American Games – Women's 100 metre butterfly
# Swimming at the 2007 Pan American Games – Women's 100 metre butterfly

The Women's 100m Butterfly event at the 2007 Pan American Games took place at the Maria Lenk Aquatic Park in Rio de Janeiro, Brazil, with the final being swum on July 18.

## Medalists

| Gold | Kathleen Hersey United States |
| - | - |
| Silver | Samantha Woodward United States |
| Bronze | Gabriella Silva Brazil |

## Records

| World Record | Inge de Bruijn (NED) | 56.61 | 2000-09-17 | Sydney |
| - | - | - | - | - |
| Pan Am Record | Dana Vollmer (USA) | 59.35 | 2003-08-14 | Santo Domingo |

## Results

### Finals

| Place | Swimmer | Country | Time | Note |
| - | - | - | - | - |
| 1 | Kathleen Hersey | United States | 59.21 | GR |
| 2 | Samantha Woodward | United States | 59.98 | |
| 3 | Gabriella Silva | Brazil | 1:00.50 | |
| 4 | Daiene Dias | Brazil | 1:00.83 | |
| 5 | Alana Dillette | Bahamas | 1:01.50 | |
| 6 | Arianna Vanderpool-Wallace | Bahamas | 1:02.46 | |
| 7 | Alia Atkinson | Jamaica | 1:02.92 | |
| 8 | Alma Arciniega | Mexico | 1:03.79 | |
