| idol_id | 843 |
| Selca owner | wjsn_dayoung |
| Pop type | K-pop |
| Stage name (romanized) | Dayoung |
| Stage name (original) | 다영 |
| Real name (romanized) | Im Dayoung |
| Real name (original) | 임다영 (任多榮) |
| Birth date | 1999-05-14 (age 26) ▲ ▼ |
| Chinese zodiac sign | 🐇 Rabbit |
| Western zodiac sign | ♉ Taurus |
| Hometown | Jeju |
| Height | 161.0cm (5'3") ▲ ▼ |
| Weight | 46.0kg (101lb) ▲ ▼ |
| Blood type | A |
| MBTI | ESFJ |
| Debut date | 2016-02-25 (9 years and 8 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
Cosmic Girls (우주소녀 (宇宙少女)) | Starship Entertainment, Yuehua Entertainment | 2016-02-25 | Yes |
| Name | Debut date | |
|---|---|---|
|
WJSN Chocome (우주소녀 쪼꼬미) | 2020-10-07 |