| Full Name | Jung Whee-in |
| Stage Name | Wheein |
| Native Name | 정휘인 |
| Birthday | April 17, 1995 |
| Age | 29 years and 11 months old |
| Zodiac Sign | Aries |
| Birthplace | Jeonju, South Korea |
| Height | 5’3″ (159 cm) |
| Weight | 94.8 lbs (43 kg) |
| Blood Type | B |
| MBTI | ENFP |
| Education | Wonkwang Information Arts High School |
| Languages | Korean, English |
| Group | MAMAMOO |
| Social Media | Instagram: [@whee_inthemood] Twitter (X): [@WheeIn_0fficial] YouTube: [@wheeintheblank] TikTok: [@wheein__themood] |