| Full Name | Hwang Su-jeong |
| Stage Name | Nizz |
| Native Name | í™©ìˆ˜ì • |
| Birthday | June 7, 2001 |
| Age | 24 years and 1 month old |
| Zodiac Sign | Gemini |
| Birthplace | Seoul, South Korea |
| Height | 5’6″ (167 cm) |
| Weight | – |
| Blood Type | – |
| MBTI | ISFJ |
| Education | – |
| Languages | Korean |
| Group | X:IN (2023-present) |
| Social Media | – |