| idol_id | 451 |
| Selca owner | hellovenus_seoyoung |
| Pop type | K-pop |
| Stage name (romanized) | Seoyoung |
| Stage name (original) | 서영 |
| Real name (romanized) | Lee Seoyoung |
| Real name (original) | 이서영 (李序英) |
| Birth date | 1994-06-27 (age 29) ▲ ▼ |
| Chinese zodiac sign | 🐕 Dog |
| Western zodiac sign | ♋ Cancer |
| Hometown | Seoul |
| Height | 164.0cm (5'5") ▲ ▼ |
| Weight | 45.0kg (99lb) ▲ ▼ |
| Blood type | A |
| Debut date | 2014-11-06 (9 years and 5 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|
|
(헬로비너스)
|
Fantagio | 2012-05-09 | 2019-05-08 | Group disbanded |