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Hwang Yun-gil (Korean: 황윤길; 1536–?), also known as Hwang Yun'gil, was a Korean diplomat and ambassador. He was a member of the Western faction in the Joseon court. He represented Joseon interests in a tongsinsa (diplomatic mission or corresponding envoys) to Sengoku period in Japan when it was controlled by strongman Toyotomi Hideyoshi.