3x3 basketball competitions at the 2021 Junior Pan American Games in Cali, Colombia will take place November 28–30, 2021.

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*   Host nation (Colombia)For each 3x3 tournament, the top 12 teams in each gender in the world rankings as of November 1, 2020 qualified.

Host nation Colombia is the recipient of a wild card in case isn't in the ranking, if is, the quota will be given to the next best positioned.

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