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.

[1] Cyprus qualified one rhythmic gymnast based on its performance at the European qualification event.

[2] *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.