General Information | ||
| International Stage Name | Hwiseo | |
| Domestic Stage Name | 휘서 | |
| Full Name | Jo Hwi Hyeon | |
| Full Domestic Name | 조휘현 | |
| Date of Birth | 2002-07-31 (age 23) | |
| Zodiac | Leo | |
| Country of Birth | South Korea | |
| Company | Grandline Entertainment | |
| Related Artists | H1-KEY - Vocal EL7Z UP | |
| Original group | H1-KEY | |
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