Cyprus participated at the 2018 Summer Youth Olympics in Buenos Aires, Argentina from 6 October to 18 October 2018.
Cyprus qualified one dancer based on its performance at the 2018 World Youth Breaking Championship.
Cyprus qualified one rhythmic gymnast based on its performance at the European qualification event.
<nowiki>*</nowiki>Alexandra Schegoleva's heat time was tied with 2 other swimmers in 16th place, which led to a swim-off for the last qualification spot. She finished third, therefore 18th overall.