Yun-seok

Yun-seok, also spelled Yoon-seok or Yun-suk, is a Korean masculine given name. Its meaning depends on the hanja used to write each syllable of the name. There are 16 hanja with the reading "yoon" and 20 hanja with the reading "seok" on the South Korean government's official list of hanja which may be registered for use in given names.

People with this name include:
 * Hwang Yun-suk (1929–1961), South Korean female judge
 * Kim Yoon-seok (born 1967), South Korean actor
 * Lucid Fall (born Jo Yun-suk, 1975), South Korean singer-songwriter
 * Jung Yoon-suk (born 1981), South Korean film director
 * Oh Yun-suk (born 1984), South Korean handball player
 * Jung Yun-seok (born 2003), South Korean child actor