Yun Hyu (Hangul: 윤휴, Hanja: 尹鑴; 1617 – 1680) was a Korean Neo-Confucian scholar and official, who lived during the Joseon Dynasty. Yun was the political leader of the Southern (Namin) faction of the Joseon Dynasty. His pen names were Baekho, Haheon and Yabo. He was nominated to be a Jipyeong (지평, 持平) as a Yebinshijeong (예빈시정, 禮賓寺正), and had served in various other posts, before he left politics to dedicate himself to scholarly pursuits.