Dana

홍성미,Heeyeol Dana

Hong Sung-mi( Hangul : 홍성미, Hanja : 洪性美, born on 17 July 1986), commonly known asDana, is a Korean singer under SM Entertainment .Although she was originally a solo singer, who debuted in 2001, she has since become a member of girl group The Grace , which debuted in 2005.