Heo Yoon-joo Details Galleries Cast On MovieCast On TV Name Heo Yoon-joo Also Known As Yoo Ah, 유아, 허윤주 Birthday Gender Male Place of Birth Original Size (450x675) As: Yoo-ah (유아)2016-09-22Female Workers: Roma... As: Il-hong2016-04-05The Night Before Enl... As: Ji-soo (지수)2017-01-01Playing in Color...