| Full Name | Kim Su-yeon |
| Stage Name | Sheon |
| Native Name | 김수연 |
| Birthday | January 28, 2003 |
| Age | 22 years and 6 months old |
| Zodiac Sign | Aquarius |
| Birthplace | Yeonsu-gu, Incheon, South Korea |
| Height | 5’4″ (162 cm) |
| Weight | 90.4 lbs (41 kg) |
| Blood Type | AB |
| MBTI | INTP |
| Education | Dongduk Women’s University College of Performing Arts |
| Languages | Korean, English, Japanese |
| Group | Billlie (2021-present) |
| Social Media | Instagram: [@sheonnnnn] |