| Full Name | Choi Hyun Jung |
| Stage Name | Hyunjung |
| Native Name | ìµœí˜„ì • |
| Birthday | October 31, 1996 |
| Age | 28 years and 10 months old |
| Zodiac Sign | Scorpio |
| Birthplace | Seoul, South Korea |
| Height | – |
| Weight | – |
| Blood Type | – |
| MBTI | – |
| Education | West Seoul Life Science High School |
| Languages | Korean |
| Group | Rolling Quartz (2019-present) |
| Social Media | Instagram: [@choihj0_0] Twitter (X): [@HyunJung0__0] |