| idol_id | 1213 |
| Selca owner | rockitgirl_della |
| Pop type | K-pop |
| Stage name (romanized) | Della |
| Stage name (original) | 델라 |
| Real name (romanized) | Park Sehyun |
| Real name (original) | 박세현 |
| Birth date | 1995-09-03 (age 29) ▲ ▼ |
| Chinese zodiac sign | 🐖 Pig |
| Western zodiac sign | ♍ Virgo |
| Hometown | |
| Height | |
| Weight | |
| Blood type | |
| Debut date | |
| Country of origin | 
Korea, Republic of |
| Name | Company | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|
|
(락킷걸)
|
Rolling Cultureone | 2019-05-30 | Yes |