| Origin | Seoul, South Korea |
| Debut | January 5, 2022 |
| Number of Members | 4 |
| Members | Seoi Riina Hwiseo Yel |
| Former Member | Sitala |
| Oldest Member | Seoi |
| Youngest Member (Maknae) | Yel |
| Tallest Member | Yel |
| Shortest Member | Seoi |
H1-KEY Members Profile
Seoi
| Full Name | Lee Ye-jin |
| Birthday | February 12, 2000 |
| Birthplace | Seongnam, Gyeonggi Province, South Korea |
| Age | 26 years and 4 months old |
| Height | 5 feet 6 inches (168 cm) |
| Zodiac Sign | Aquarius |
| Chinese Zodiac Sign | Dragon |
| Blood Type | B |
| MBTI | ESTJ |
| Position | Leader, Vocalist |
Riina
| Full Name | Lee Seung-hyun |
| Birthday | February 21, 2001 |
| Birthplace | Seoul, South Korea |
| Age | 25 years and 4 months old |
| Height | 5 feet 8 inches (172 cm) |
| Weight | 108 lbs (49 kg) |
| Zodiac Sign | Pisces |
| Chinese Zodiac Sign | Snake |
| Blood Type | B |
| MBTI | ESTJ-A |
| Education | Sanghyun Middle School, Seoul High School of Performing Arts |
| Position | Vocalist |
Hwiseo
| Full Name | Jo Hwi-hyeon |
| Birthday | July 31, 2002 |
| Birthplace | Seoul, South Korea |
| Age | 23 years and 10 months old |
| Height | 5 feet 6.5 inches (169 cm) |
| Zodiac Sign | Leo |
| Chinese Zodiac Sign | Horse |
| Blood Type | A |
| MBTI | INFJ |
| Education | Hanlim Multi Arts School |
| Position | Main Vocalist, Rapper |
Yel
| Full Name | Han Shin-young |
| Birthday | December 25, 2004 |
| Birthplace | Jinhae-gu, Changwon, South Gyeongsang Province, South Korea |
| Age | 21 years and 6 months old |
| Height | 5 feet 9 inches (175 cm) |
| Zodiac Sign | Capricorn |
| Chinese Zodiac Sign | Monkey |
| Blood Type | A |
| MBTI | ISTJ |
| Position | Main Dancer, Vocalist, Rapper, Maknae |
Former Member Profile
Sitala
| Full Name | Sitala Wongkrachang |
| Birthday | April 23, 1996 |
| Birthplace | Thailand |
| Age | 30 years and 2 months old |
| Height | 5 feet 8 inches (173 cm) |
| Zodiac Sign | Taurus |
| Chinese Zodiac Sign | Rat |
| MBTI | INTP |
| Education | Ehwa Women’s University |
| Position | Vocalist, Rapper |
| @sitalawongk |
Member Ages: Oldest to Youngest
| Member | Birthday | Age |
|---|---|---|
| Seoi | February 12, 2000 | 26 years, 4 months, 14 days old |
| Riina | February 21, 2001 | 25 years, 4 months, 5 days old |
| Hwiseo | July 31, 2002 | 23 years, 10 months, 26 days old |
| Yel | December 25, 2004 | 21 years, 6 months, 1 day old |
FAQs
How many members are in H1-KEY?
H1-KEY is a 4-member K-pop girl group. The group consists of Seoi, Riina, Hwiseo, and Yel.
When did H1-KEY debut?
H1-KEY debuted on January 5, 2022, with their single ATHLETIC GIRL.
