| idol_id | 1695 |
| Selca owner | |
| Pop type | K-pop |
| Stage name (romanized) | Kelly |
| Stage name (original) | 켈리 |
| Real name (romanized) | Ha Seoyeon |
| Real name (original) | 하서연 |
| Birth date | 2006-06-16 (age 19) ▲ ▼ |
| Chinese zodiac sign | 🐕 Dog |
| Western zodiac sign | ♊ Gemini |
| Hometown | |
| Height | 165.0cm (5'5") ▲ ▼ |
| Weight | |
| Blood type | |
| MBTI | ISTP |
| Debut date | 2024-06-03 (1 year and 4 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
BadVillain (배드빌런) | Big Planet Made Entertainment | 2024-06-03 | Yes |