| idol_id | 1431 |
| Selca owner | kep1er_dayeon |
| Pop type | K-pop |
| Stage name (romanized) | Dayeon |
| Stage name (original) | 다연 |
| Real name (romanized) | Kim Dayeon |
| Real name (original) | 김다연 (金多娟) |
| Birth date | 2003-03-02 (age 21) ▲ ▼ |
| Chinese zodiac sign | 🐐 Goat |
| Western zodiac sign | ♓ Pisces |
| Hometown | Seoul |
| Height | 158.0cm (5'2") ▲ ▼ |
| Weight | 41.0kg (90lb) ▲ ▼ |
| Blood type | A |
| MBTI | ESTP |
| Debut date | 2006 ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
Kep1er (케플러) | Wake One Entertainment, Swing Entertainment | 2022-01-03 | Yes |