한 Taehwan Taehwan (태환) is a South Korean Male Artist. He started in group KEYVITUP. Read All General Information International Stage Name : Taehwan Domestic Stage Name : Pronounce 태환 Full Name : Oh Taehwan Full Domestic Name : Pronounce 오태환 Date of Birth : 2004-06-06 (age 22) Zodiac : Gemini Country of Birth : South Korea Related Artists : KEYVITUP Original group : KEYVITUP Images