The women's light welterweight competition of boxing events at the 2011 Pan American Games in Guadalajara, Mexico, was held between October 22 and 29 at the Expo Guadalajara Arena.

[1] Light welterweights were limited to those boxers weighing less than or equal to 60 kilograms.

This was the first time that women's boxing took place at the Pan American Games.

Like all Pan American boxing events, the competition was a straight single-elimination tournament.

Both semifinal losers were awarded bronze medals, so no boxers competed again after their first loss.