She debuted as a magazine model, and first gained attention in 2006 by appearing in two music videos by Alex Chu and Ji Sun.
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After a romantic tweet that actor Kim Mu-yeol meant to be a private message to Yoon was accidentally posted on her Twitter page (then re-tweeted by netizens before Kim deleted the post), their agencies confirmed in February 2012 that the two are dating.
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Yoon first caught the public's eye in 2006 in Alex Chu and Ji Sun's music videos for "Very Heartbreaking Words" and "I Love You," and received the moniker of "Snail Girl."
Lee Seung-hoon | Yoon Byung-In | Yoon Jeong-hee | Yoon | Seung-Hui Cho | Han Seung-yeon | Choi Jeong-yoon | Bora Yoon | Yoo Seung-ho | Yoon Yeo-jeong | Yoon Jong-shin | Yoon Jin-yi | Yoon Jang-ho | Yoon Bora | T. K. Seung | Song Seung-heon | Seung Joo Lee | Park Ji-yoon | Lee Seung-Yeop | Lee Seung-Jun | Kim Seung-Yong | Kim Ji-Yoon | Hur Seung-Wook |