Paraguay participated at the 2018 Summer Youth Olympics in Buenos Aires, Argentina from 6 October to 18 October 2018.

Paraguay qualified one archer based on its performance at the American Continental Qualification Tournament.

Paraguay qualified a boys' and girls' team based on their overall ranking from the 2017 Youth Beach Handball World Championship.

Paraguay qualified a boys' and girls' team based on their overall ranking from the South American Youth Tour.

[3] Paraguay qualified a rider based on its ranking in the FEI World Jumping Challenge Rankings.