Gayoon
| Stage Name | Gayoon |
| Full Name | Heo Ga Yoon |
| Country of Birth | Korea |
| Date of Birth | May 18, 1990 |
| Age | 33 years old |
| Height | 1.65 m (5'5") |
| Weight | 47 kg (103 lbs) |
| Blood Type | O |
Not Ranked
| Stage Name | Gayoon |
| Full Name | Heo Ga Yoon |
| Country of Birth | Korea |
| Date of Birth | May 18, 1990 |
| Age | 33 years old |
| Height | 1.65 m (5'5") |
| Weight | 47 kg (103 lbs) |
| Blood Type | O |
Not Ranked