| Origin | Seoul, South Korea |
| Debut | July 10, 2023 |
| Number of Members | 9 |
| Members | Kim Jiwoong Zhang Hao Sung Hanbin Seok Matthew Kim Tae Rae Ricky Kim Gyu Vin Park Gun Wook Han Yu Jin |
| Oldest Member | Kim Jiwoong |
| Youngest Member (Maknae) | Han Yu Jin |
| Tallest Member | Kim Gyu Vin |
| Shortest Member | Seok Matthew |
| Most Popular Member | Sung Hanbin |
Members Profile
Kim Jiwoong
| Full Name | Kim Ji-woong |
| Birthday | December 14, 1998 |
| Birthplace | Dangye-dong, Wonju, Gangwon-do, South Korea |
| Age | 26 years and 10 months old |
| Height | 5 feet 11 inches (181 cm) |
| Weight | 143.3-145.5 lbs 65-66 kg |
| Zodiac Sign | Sagittarius |
| Blood Type | AB |
| MBTI | ENFJ |
| Education | Korea Communications High School |
| Position | Visual |
Zhang Hao
| Full Name | Zhang Hao |
| Birthday | July 25, 2000 |
| Birthplace | Nanping, Fujian China |
| Age | 25 years and 3 months old |
| Height | 5 feet 11 inches (181 cm) |
| Weight | N/A |
| Zodiac Sign | Leo |
| Blood Type | A |
| MBTI | ISFP |
| Education | Fujian Normal University Music Education Major (Graduated) |
| Position | Main Vocalist, Center, Visual |
Sung Hanbin
| Full Name | Sung Han-bin |
| Birthday | June 13, 2001 |
| Birthplace | Cheonan, Chungcheongnam-do, South Korea |
| Age | 24 years and 4 months old |
| Height | 5 feet 11 inches (180 cm) |
| Weight | 141.1 lbs (64 kg) |
| Zodiac Sign | Gemini |
| Blood Type | N/A |
| MBTI | ENFJ |
| Education | Dong-ah University Institute of Media and Arts |
| Position | Leader, Main Dancer, Visual |
Seok Matthew
| Full Name | Seok Matthew |
| Birthday | May 28, 2002 |
| Birthplace | Vancouver Canada |
| Age | 23 years and 5 months old |
| Height | 5 feet 7 inches (170 cm) |
| Weight | N/A |
| Zodiac Sign | Gemini |
| Blood Type | B |
| MBTI | ENFJ |
| Education | N/A |
| Position | Vocalist, Rapper |
Kim Tae Rae
| Full Name | Kim Tae Rae |
| Birthday | July 14, 2002 |
| Birthplace | Cheonan, Chungcheongnam-do, South Korea |
| Age | 23 years and 3 months old |
| Height | 5 feet 9 inches (174 cm) |
| Weight | N/A |
| Zodiac Sign | Cancer |
| Blood Type | N/A |
| MBTI | ESTJ |
| Education | Cheonan Ssangyong High School |
| Position | Main Vocalist |
Ricky
| Full Name | Shen Quanrui |
| Birthday | May 20, 2004 |
| Birthplace | Shanghai China |
| Age | 21 years and 5 months old |
| Height | 6 feet 1 inches (184 cm) |
| Weight | N/A |
| Zodiac Sign | Taurus |
| Blood Type | A |
| MBTI | INTP |
| Education | N/A |
| Position | Vocalist, Visual |
Kim Gyu Vin
| Full Name | Kim Gyu Vin |
| Birthday | August 30, 2004 |
| Birthplace | Gangnam-gu, Seoul, South Korea |
| Age | 21 years and 1 month old |
| Height | 6 feet 2 inches (188 cm) |
| Weight | N/A |
| Zodiac Sign | Virgo |
| Blood Type | B |
| MBTI | ENFP |
| Education | Apgujeong High School (Graduated) |
| Position | Visual, Rapper |
Park Gun Wook
| Full Name | Park Gunwook |
| Birthday | January 10, 2005 |
| Birthplace | Osan, Gyeonggi-do, South Korea |
| Age | 20 years and 9 months old |
| Height | 6 feet 1 inches (184 cm) |
| Weight | 160.9 lbs (73 kg) |
| Zodiac Sign | Capricorn |
| Blood Type | N/A |
| MBTI | ENFJ |
| Education | N/A |
| Position | Rapper, Dancer, Vocalist |
Han Yu Jin
| Full Name | Han Yujin |
| Birthday | March 20, 2007 |
| Birthplace | Yongin, Gyeonggi-do, South Korea |
| Age | 18 years and 7 months old |
| Height | 5 feet 11 inches (180 cm) |
| Weight | N/A |
| Zodiac Sign | Pisces |
| Blood Type | N/A |
| MBTI | INFJ |
| Education | Hanlim Multi Art School |
| Position | Visual, Maknae |
Member Ages: Oldest to Youngest
| Member | Birthday | Age |
|---|---|---|
| Kim Jiwoong | December 14, 1998 | 26 years, 10 months, 15 days old |
| Zhang Hao | July 25, 2000 | 25 years, 3 months, 4 days old |
| Sung Hanbin | June 13, 2001 | 24 years, 4 months, 16 days old |
| Seok Matthew | May 28, 2002 | 23 years, 5 months, 1 day old |
| Kim Tae Rae | July 14, 2002 | 23 years, 3 months, 15 days old |
| Ricky | May 20, 2004 | 21 years, 5 months, 9 days old |
| Kim Gyu Vin | August 30, 2004 | 21 years, 1 month, 29 days old |
| Park Gun Wook | January 10, 2005 | 20 years, 9 months, 19 days old |
| Han Yu Jin | March 20, 2007 | 18 years, 7 months, 9 days old |
FAQs
How many members are in ZEROBASEONE?
ZEROBASEONE (ZB1) is a 9-member K-pop boy group. The group consists of Kim Ji-woong, Zhang Hao, Sung Han-bin, Seok Matthew, Kim Tae-rae, Ricky, Kim Gyu-vin, Park Gun-wook, and Han Yu-jin.
When did ZEROBASEONE debut?
ZEROBASEONE (ZB1) debuted on July 10, 2023, with their extended play (EP) Youth in the Shade.
