| idol_id | 3 |
| Selca owner | afterschool_jungah |
| Pop type | K-pop |
| Stage name (romanized) | Jungah |
| Stage name (original) | 정아 |
| Real name (romanized) | Kim Jungah |
| Real name (original) | 김정아 (金廷娥) |
| Birth date | 1983-08-02 (age 42) ▲ ▼ |
| Chinese zodiac sign | 🐖 Pig |
| Western zodiac sign | ♌ Leo |
| Hometown | Incheon |
| Height | 166.0cm (5'5") ▲ ▼ |
| Weight | 48.0kg (106lb) ▲ ▼ |
| Blood type | O |
| Debut date | 2009-01-15 (16 years and 9 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | Roles | |
|---|---|---|---|---|---|---|---|
|
After School (애프터 스쿨) | Pledis | 2009-01-15 | 2020-01-03 | Group disbanded | Leader |