The women's hammer throw competition of the athletics events at the 2011 Pan American Games took place on the 24 of October at the Telmex Athletics Stadium.

[1] The defending Pan American Games champion is Yipsi Moreno of Cuba.

Prior to this competition, the existing world and Pan American Games records were as follows: Each National Olympic Committee (NOC) was able to enter up to two entrants providing they had met the minimum standard (58.00 meters) in the qualifying period (January 1, 2010 to September 14, 2011).

[2] 14 athletes from 11 countries competed.

[3] [4]