| Origin | Seoul, South Korea |
| Debut | March 18, 2026 |
| Number of Members | 5 |
| Members | Tetsu Jeesoo Ruone Kiwon Seungsang |
| Oldest Member | Tetsu |
| Youngest Member (Maknae) | Seungsang |
| Tallest Member | Jeesoo |
| Shortest Member | Kiwon |
AmbiO Members Profile
Tetsu
| Full Name | Guo Wun Jhe |
| Birthday | January 28, 2003 |
| Birthplace | Taipei, Taiwan |
| Age | 23 years and 4 months old |
| Height | 5 feet 10 inches (178 cm) |
| Weight | 139 lbs (63 kg) |
| Zodiac Sign | Aquarius |
| Chinese Zodiac Sign | Horse |
| MBTI | ISTJ/ESFJ |
| Position | Leader, Main Dancer, Rapper |
Jeesoo
| Full Name | Jeesoo Lee |
| Birthday | May 28, 2004 |
| Birthplace | Calgary, Canada |
| Age | 22 years old |
| Height | 6 feet 1 inches (186 cm) |
| Weight | 148 lbs (67 kg) |
| Zodiac Sign | Gemini |
| Chinese Zodiac Sign | Monkey |
| MBTI | ISTP |
| Position | Rapper |
Ruone
| Full Name | Takehata Kai |
| Birthday | June 17, 2004 |
| Age | 22 years old |
| Height | 6 feet 0 inches (182 cm) |
| Weight | 148 lbs (67 kg) |
| Zodiac Sign | Gemini |
| Chinese Zodiac Sign | Monkey |
| Blood Type | B |
| MBTI | INFP |
| Position | Vocalist, Dancer |
Kiwon
| Full Name | Yoo Ki Won |
| Birthday | July 30, 2006 |
| Age | 19 years and 10 months old |
| Height | 5 feet 9 inches (174 cm) |
| Weight | 123 lbs (56 kg) |
| Zodiac Sign | Leo |
| Chinese Zodiac Sign | Dog |
| MBTI | INFP |
| Position | Main Vocalist, Dancer |
Seungsang
| Full Name | Cho Seung Sang |
| Birthday | May 30, 2007 |
| Birthplace | Seoul, South Korea |
| Age | 19 years old |
| Height | 5 feet 10 inches (178 cm) |
| Weight | 137 lbs (62 kg) |
| Zodiac Sign | Gemini |
| Chinese Zodiac Sign | Pig |
| MBTI | ESTP |
| Position | Vocalist, Dancer, Maknae |
Member Ages: Oldest to Youngest
| Member | Birthday | Age |
|---|---|---|
| Tetsu | January 28, 2003 | 23 years, 4 months, 26 days old |
| Jeesoo | May 28, 2004 | 22 years, 26 days old |
| Ruone | June 17, 2004 | 22 years, 6 days old |
| Kiwon | July 30, 2006 | 19 years, 10 months, 24 days old |
| Seungsang | May 30, 2007 | 19 years, 24 days old |
FAQs
How many members are in AmbiO?
AmbiO is a 5-member K-pop boy group. The group consists of Tetsu, Jeesoo, Ruone, Kiwon, and Seungsang.
When did AmbiO debut?
AmbiO debuted on March 18, 2026, with their album Boys be Ambitious.
