| Origin | Seoul, South Korea |
| Debut | N/A |
| Members | Bona Dayoung |
| Former Member | Cheng Xiao |
Wonder Unit Members Profile
Bona
| Full Name | Kim Ji Yeon |
| Birthday | August 19, 1995 |
| Birthplace | Bolli-dong, Dalseo-gu, Daegu, South Korea |
| Age | 31 years and 1 month old |
| Height | 5 feet 4 inches (163 cm) |
| Weight | 103.6 lbs (47 kg) |
| Zodiac Sign | Leo |
| Chinese Zodiac Sign | Pig |
| Blood Type | A |
| MBTI | ISTJ |
| Position | Leader |
| @bn_95819 |
Dayoung
| Full Name | Lim Da Young |
| Birthday | May 14, 1999 |
| Birthplace | Jeju, South Korea |
| Age | 27 years and 4 months old |
| Height | 5 feet 3 inches (161 cm) |
| Weight | 99 lbs (45 kg) |
| Zodiac Sign | Taurus |
| Chinese Zodiac Sign | Rabbit |
| Blood Type | A |
| Education | SOPA (graduated) |
| Position | Maknae |
| @dayomi99 |
Former Member Profile
Cheng Xiao
| Full Name | Cheng Xiao |
| Birthday | July 15, 1998 |
| Birthplace | Shenzhen, Guangdong Province, China |
| Age | 28 years and 2 months old |
| Height | 5 feet 5 inches (166 cm) |
| Weight | 112 lbs (51.2 kg) |
| Zodiac Sign | Cancer |
| Chinese Zodiac Sign | Tiger |
| Blood Type | B |
| @chengxiao_0715 |