| idol_id | 871 |
| Selca owner | twice_jeongyeon |
| Pop type | K-pop |
| Stage name (romanized) | Jeongyeon |
| Stage name (original) | 정연 |
| Real name (romanized) | Yu Jeongyeon |
| Real name (original) | 유정연 (兪定延) |
| Birth date | 1996-11-01 (age 28) ▲ ▼ |
| Chinese zodiac sign | 🐀 Rat |
| Western zodiac sign | ♏ Scorpio |
| Hometown | Suwon |
| Height | 168.0cm (5'6") ▲ ▼ |
| Weight | 49.1kg (108lb) ▲ ▼ |
| Blood type | O |
| MBTI | ESFJ |
| Debut date | 2015-10-20 (9 years and 2 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | Roles | |
|---|---|---|---|---|---|---|---|
|
TWICE (트와이스) | JYP Entertainment | 2015-10-20 | Yes | Girl crush |