Yun Jun-sik (Korean: 윤준식, born 9 August 1991) is a South Korean freestyle wrestler.

He competed in the men's freestyle 57 kg event at the 2016 Summer Olympics, in which he was eliminated in the round of 16 by Haji Aliyev.

[1][2] He competed in the 65 kg event at the 2022 World Wrestling Championships held in Belgrade, Serbia.

[3] He competed at the 2024 Asian Wrestling Olympic Qualification Tournament in Bishkek, Kyrgyzstan hoping to qualify for the 2024 Summer Olympics in Paris, France.

This biographical article relating to a South Korean sport wrestler or wrestling coach is a stub.