Diving at the 2018 Summer Youth Olympics was held from 13 to 17 October at the Natatorium in Buenos Aires, Argentina.
Each National Olympic Committee (NOC) can enter 2 athletes, 1 in each gender. As hosts, Argentina is given four quotas, 1 for each event. 8 athletes, 2 in each event will be decided by the Tripartite Commission. The remaining 36 places shall be decided at the World Junior Diving Championship.
To be eligible to participate at the Youth Olympics athletes must have been born between 1 January 2000 and 31 December 2002.