YooOne
YooOne (유원) was a South Korean Male Artist. He started in group OTC. He retired in 2021.
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General Information | ||
| International Stage Name | YooOne | |
| Domestic Stage Name | 유원 | |
| Full Name | Kim Jeong-hyun | |
| Full Domestic Name | 김정현 | |
| Date of Birth | 1994-09-11 (age 31) | |
| Zodiac | Virgo | |
| Country of Birth | South Korea | |
| Company | Purple Star Entertainment | |
| Related Artists | OTC - Leader,Vocal | |
| Artist retired | 2021 | |
| Original group | OTC (No longer a member) | |
