The women's 50 metre freestyle competition of the swimming events at the 2011 Pan American Games took place on October 21 at the Scotiabank Aquatics Center in the municipality of Zapopan, near Guadalajara, Mexico. The defending Pan American Games champion is Arlene Semeco of Venezuela.

This race consisted of one length of the pool in freestyle.

Records Prior to this competition, the existing world and Pan American Games records were as follows: World record23.73Rome, ItalyAugust 2, 2009Pan American Games record25.14Rio de Janeiro, BrazilJuly 18, 2007

Qualification Each National Olympic Committee (NOC) was able to enter up to two entrants providing they had met the A standard (26.4) in the qualifying period (January 1, 2010 to September 4, 2011). NOCs were also permitted to enter one athlete providing they had met the B standard (27.2) in the same qualifying period.

Results All times are in minutes and seconds.

KEY: q Fastest non-qualifiers Q Qualified GR Games record NR National record PB Personal best SB Seasonal best

Heats The first round was held on October 21. Rank Heat Lane Name Nationality Time Notes 1 1 5 Graciele Herrmann 25.28 QA 2 3 4 Lara Jackson 25.39 QA 3 2 4 Madison Kennedy 25.40 QA 4 3 5 Arlene Semeco 25.58 QA 5 1 4 Vanessa García 25.64 QA 6 2 5 Flavia Delaroli-Cazziolato 25.77 QA 7 1 6 Nadia Colovini 26.04 QA, NR 8 3 3 Jennifer Beckberger 26.05 QA 9 3 2 Liliana Ibáñez 26.34 QB 10 3 6 Carolina Colorado Henao 26.64 QB 11 2 3 Caroline Lapierre 26.66 QB 12 1 2 Ariel Weech 26.76 QB 13 2 6 Ximena Vilar 26.84 QB 14 1 3 Chinyere Pigot 26.89 QB 15 3 7 Allyson Ponson 27.16 QB 16 2 7 Karen Torrez 27.24 QB 17 1 7 Kiera Aitken 27.27 18 2 2 Debra Rodriguez 27.28 19 3 1 Karin O'Reilly 31.41

B Final The B final was also held on October 21. Rank Lane Name Nationality Time Notes 9 4 Liliana Ibáñez 26.17 10 6 Ariel Weech 26.49 11 3 Caroline Lapierre 26.53 12 5 Carolina Colorado Henao 26.65 13 2 Ximena Vilar 26.80 14 1 Allyson Ponson 26.93 15 8 Karen Torrez 27.03 16 7 Chinyere Pigot 27.32

A Final The A final was also held on October 21. Rank Lane Name Nationality Time Notes 5 Lara Jackson 25.09 GR 4 Graciele Herrmann 25.23 3 Madison Kennedy 25.24 4 2 Vanessa García 25.39 5 6 Arlene Semeco 25.57 6 7 Flavia Delaroli-Cazziolato 25.94 7 1 Nadia Colovini 26.08 8 8 Jennifer Beckberger 26.12

References