Yun Ki-hyeon, a South Korean Go player, died on April 4, 2026.
He was 83. Born on September 19, 1942, Yun won the Guksu title twice, in 1971 and 1972.
He resigned as a professional Go player in 2009 following a controversy and lawsuit over valuable Go boards he had sold.
Yun Ki-hyeon, 83, South Korean Go player.