| idol_id | 1597 |
| Selca owner | |
| Pop type | K-pop |
| Stage name (romanized) | Hayun |
| Stage name (original) | 하윤 |
| Real name (romanized) | Ha Seyun |
| Real name (original) | 하세윤 (河稅允) |
| Birth date | 2003-11-20 (age 21) ▲ ▼ |
| Chinese zodiac sign | 🐐 Goat |
| Western zodiac sign | ♏ Scorpio |
| Hometown | Daegu |
| Height | |
| Weight | |
| Blood type | |
| MBTI | INTJ |
| Debut date | 2023-08-18 (1 year and 4 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
Primrose (프림로즈) | A.O Entertainment | 2023-01-13 | Yes |