South Korea at the 2018 Summer Youth Olympics

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

Archery
South Korea qualified two archers based on its performance at the 2017 World Archery Youth Championships.


 * Individual


 * Team

Dancesport
South Korea qualified one dancer based on its performance at the 2018 World Youth Breaking Championship.


 * B-Girls - Yell

Fencing
South Korea qualified four athletes based on its performance at the 2018 Cadet World Championship, but only 3 participated.


 * Boys' Foil - Kwon Jungsung
 * Girls' Épée - Lim Taehee
 * Girls' Sabre - Lee Jueun

Artistic
South Korea qualified two gymnasts based on its performance at the 2018 Asian Junior Championship.


 * Boys' artistic individual all-around - 1 quota
 * Girls' artistic individual all-around - 1 quota

Rhythmic
South Korea qualified one gymnast based on its performance at the 2018 Asian Junior Championship.


 * Girls' rhythmic individual all-around - 1 quota

Golf

 * Individual


 * Team

Judo

 * Team

Modern pentathlon
South Korea qualified two pentathletes based on its performance at the Asian/Oceanian Youth Olympic Games Qualifier. South Korea qualified a second male based on its performance at the 2018 Youth A World Championship. The nation must choose between the two boys.


 * Boys' Individual - Shin Hyoseop or Moon Juseong
 * Girls' Individual - Yoon Yangji

Eventually no South Korean modern pentathletes competed.

Roller speed skating
South Korea qualified two roller skaters based on its performance at the 2018 Roller Speed Skating World Championship.


 * Boys' combined speed event - Cheon Jongji
 * Girls' combined speed event - Lee Yerim

Shooting
South Korea qualified one sport shooter based on its performance at the 2017 Asian Championships.


 * Boys' 10m Air Pistol - 1 quota


 * Individual


 * Mixed

Sport climbing
South Korea qualified one sport climber based on its performance at the 2017 World Youth Sport Climbing Championships.


 * Boys' combined - 1 quota (Seongmin Eog)

Table tennis
South Korea qualified one table tennis player based on its performance at the Asian Continental Qualifier. South Korea also qualified a female table tennis player based on its performance at the Road to Buenos Aires (Asia) series.


 * Boys' singles - Cho Daeseong
 * Girls' singles - Choi Haeeun

Taekwondo

 * Boys


 * Girls

Triathlon
South Korea qualified one athlete based on its performance at the 2018 Asian Youth Olympic Games Qualifier.


 * Individual


 * Relay