Acknowledging his contribution to chemistry, he was elected the 43rd president of The Korean Chemical Society in 2007 and held the position until 2009.
Yoon Byung-In | Yoon Jeong-hee | Yoon | Choi Jeong-yoon | Bora Yoon | Yoon Yeo-jeong | Yoon Jong-shin | Yoon Jin-yi | Yoon Jang-ho | Yoon Bora | Park Ji-yoon | Kim Ji-Yoon |