Cho Yi Hyun, born Cho Seung Hee in Gwangju, is a South Korean actress, singer, and general producer of PocketDol Studio. She debuted as a new member of F-ve Dolls in 2013 and continued to promote until the group unofficially disbanded in November 2014, which was confirmed in March 2015. Following the disbandment, she returned as a trainee for almost a year before re-debuting as the leader of DIA in September 2015. In April 2016, she left DIA after her contract expired to pursue her acting career.
She graduated from the Department of Theater and Film at Kookmin University. She was the winner of the 82nd Chunhyang Beauty Pageant. She was a trainee at Woollim Entertainment, before moving to MBK Entertainment and debuting as a member of 5dolls in 2013. When the group disbanded in 2015, she switched to acting.
(Source: Wikipedia)