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Around the world, Yoon-Chul (윤철 , Yoon-Chul) is a rare dominantly masculine, but seldom girly first name. The first name Yoon-Chul is habitual in Eastern Asia, particularly South Korea, where it is quite a rare dominantly boy's, but seldom female name. Parts of the name also exists independently as a first name Yoon, and a first name Chul.