| idol_id | 2059 |
| Selca owner | |
| Pop type | K-pop |
| Stage name (romanized) | Young |
| Stage name (original) | 영 |
| Real name (romanized) | Jeong Siyoung |
| Real name (original) | 정시영 |
| Birth date | 2008-10-27 (age 17) ▲ ▼ |
| Chinese zodiac sign | 🐀 Rat |
| Western zodiac sign | ♏ Scorpio |
| Hometown | |
| Height | |
| Weight | |
| Blood type | |
| Debut date | 2026-10-13 ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
| A2O Lite (에이투오 라이트) | A2O Entertainment | 2026-10-13 | Yes |