Place of Birth: Mungyeong, North Gyeongsang, South Korea
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Also Known As: 윤서, Yoon Seo, 조윤서, Jo Yun-seo, 尹瑞
Biography: Jo Yoon-seo (Hangul: 조윤서, January 4, 1993), also known by her stage name Yoon Seo (Hangul: 윤서), is a South Korean actress born in the City of Mungyeong, Noth Gyeongsang Province, Republic of South Korea.