한 Onejunn Onejunn (원준) was a South Korean Male Artist. He started in group Boys Republic. He retired in 2018. Read All General Information International Stage Name : Onejunn Domestic Stage Name : Pronounce 원준 Full Name : Jo Wonjun Pronounce Full Domestic Name : Pronounce 조원준 Date of Birth : 1988-11-22 (age 37) Zodiac : Sagittarius Country of Birth : South Korea Related Artists : Boys Republic - Leader,Vocal Artist retired : 2018 Original group : Boys Republic (No longer a member) Images