| idol_id | 1347 |
| Selca owner | stayc_seeun |
| Pop type | K-pop |
| Stage name (romanized) | Seeun |
| Stage name (original) | 세은 |
| Real name (romanized) | Yoon Seeun |
| Real name (original) | 윤세은 (尹勢銀) |
| Birth date | 2003-06-14 (age 21) ▲ ▼ |
| Chinese zodiac sign | 🐐 Goat |
| Western zodiac sign | ♊ Gemini |
| Hometown | Pyeongtaek |
| Height | 167.0cm (5'6") ▲ ▼ |
| Weight | |
| Blood type | A |
| MBTI | INFP |
| Debut date | 2020-11-12 (4 years ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
STAYC (스테이씨) | High Up Entertainment | 2020-11-12 | Yes |