2YOON Members Profile and Facts 2YOON (투윤) is a South Korean duo and the 1st sub-unit of girl group 4minute that consisted of Gayoon and Jiyoon. They debuted on January 17, 2013 under Cube Entertainment. In mid 2016 the main group 4minute announced their disbandment, which could also mean 2YOON has disbanded. 2YOON Members Profile: … Continue reading 2YOON Members Profile