South Korea competed at the 2018 Winter Olympics in Pyeongchang, from 9 to 25 February 2018, as the host nation.

In January 2018, following inter-governmental talks, the teams representing South Korea and North Korea entered the Opening Ceremony marching under the Korean Unification Flag, while in women's ice hockey there was a single united Korean team.

[9] South Korea qualified a total of two male and two female athletes for alpine skiing.

[10] Based on their rankings in the 2017–18 Bobsleigh World Cup, South Korea qualified three sleds.

[11][12][13] * Denotes the driver of each sled South Korea qualified a total of two male and two female athletes for cross-country skiing.

[15] They additionally qualified one male figure skater as well as an entry in ice dancing through the 2017 CS Nebelhorn Trophy.

[19] According to the ISU Special Olympic Qualification Rankings, South Korea qualified a full squad of five men and five women each.