Mexico competed in the 2021 Junior Pan American Games in Cali–Valle, Colombia from November 25 to December 5, 2021.

The following is the list of number of competitors (per gender) participating at the games per sport/discipline.

Group Play 5–8th place semifinals Fifth place game Summary Score Team roster Infielders Outfielders Coaches

Pool Play Super Round Gold Medal Match

Men's Women's Mixed Singles and Doubles Team Summary Squad Group play Semifinals Gold Medal Match Individual awards Summary Squad Group play 5–8th Place Final Individual awards