| Full Name | Lee Ga-hyun |
| Stage Name | Gahyun |
| Native Name | 이가현 |
| Birthday | February 3, 1999 |
| Age | 26 years and 5 months old |
| Zodiac Sign | Aquarius |
| Birthplace | Seongnam, South Korea |
| Height | 5’3″ (160 cm) |
| Weight | 99.2 lbs (45 kg) |
| Blood Type | AB |
| MBTI | ISTP |
| Education | Hanlim Multi Art School |
| Languages | Korean, English |
| Group | Dreamcatcher |
| Social Media | Instagram: [@fox._.zzlo_] |