Swimming at the 2011 Pan American Games – Women's 100 metre freestyle

The Women's 100 metre freestyle swimming event at the 2011 Pan American Games was held on October 19, 2011 in Guadalajara, Mexico. The defending Pan American Games champion was Arlene Semeco of Venezuela. This race consisted of two lengths of the pool, both in freestyle.

Swimming at the 2011 Pan American Games – Women's 100 metre freestyle

The Women's 100 metre freestyle swimming event at the 2011 Pan American Games was held on October 19, 2011 in Guadalajara, Mexico. The defending Pan American Games champion was Arlene Semeco of Venezuela. This race consisted of two lengths of the pool, both in freestyle.