Gymnastics at the 2018 Summer Youth Olympics was held from 7 to 16 October at the America Pavilion in Buenos Aires, Argentina.

To be eligible to participate at the Youth Olympics athletes must have been born between 1 January 2000 and 31 December 2003.

As hosts, Argentina wase given the maximum quota should they not have qualified normally and two spots, one for each gender, were decided by the tripartite commission; however, only one was given.

As hosts, Argentina was given a spot to compete should they not qualify and one quota was to be given by the tripartite commission, however none was awarded.

Also athletes who have participated in FIG senior competitions or multisport games may not participate in the Youth Olympic Games[1] Each National Olympic Committee (NOC) can enter a maximum of 2 athletes, 1 per each gender.