한 John John (존) was a South Korean Male Artist. He started in group 5tion. He retired in 2011. Read All General Information International Stage Name : John Domestic Stage Name : Pronounce 존 Full Name : Hwang Sunghwan Pronounce Full Domestic Name : Pronounce 황성환 Date of Birth : 1977-06-20 (age 49) Zodiac : Gemini Country of Birth : South Korea Related Artists : 5tion - Vocal Artist retired : 2011 Original group : 5tion (No longer a member) Images No images yet