| Origin |
Seoul, South Korea |
| Debut |
November 26, 2025 |
| Number of Members |
3 |
| Members |
Kiseop
Hoon
Kevin |
| Oldest Member |
Kiseop |
| Youngest Member (Maknae) |
Kevin |
| Tallest Member |
Kiseop |
| Shortest Member |
Kevin |
UX1 Members Profile
Kiseop
| Full Name |
Lee Ki Seop |
| Birthday |
January 17, 1991 |
| Birthplace |
N/A |
| Age |
35 years and 8 months old |
| Height |
5 feet 11 inches (181 cm) |
| Weight |
141 lbs (64 kg) |
| Zodiac Sign |
Capricorn |
| Chinese Zodiac Sign |
Horse |
| Blood Type |
A |
| Education |
Yatab High School |
| Position |
Vocalist, Visual |
| Instagram |
@ki_seop91 |
Hoon
| Full Name |
Yeo Hoon Min |
| Birthday |
August 16, 1991 |
| Birthplace |
Namyangju, Gyeonggi Province, South Korea |
| Age |
35 years and 1 month old |
| Height |
5 feet 11 inches (181 cm) |
| Weight |
147 lbs (67 kg) |
| Zodiac Sign |
Leo |
| Chinese Zodiac Sign |
Goat |
| Blood Type |
B |
| Education |
Pyeongnae High School, Dongguk University |
| Position |
Main Vocalist |
| Instagram |
@yhm1991 |
Kevin
| Full Name |
Woo Sung Hyun |
| Birthday |
November 25, 1991 |
| Birthplace |
Danville, California, United States |
| Age |
34 years and 10 months old |
| Height |
5 feet 11 inches (180 cm) |
| Weight |
130.1 lbs (59 kg) |
| Zodiac Sign |
Sagittarius |
| Chinese Zodiac Sign |
Goat |
| Blood Type |
O |
| MBTI |
ESFP |
| Education |
Korea Kent Foreign School |
| Position |
Main Vocalist, Lead Dancer, Face of the Group, Maknae |
| Instagram |
@kevinwoo_official |
Member Ages: Oldest to Youngest
| Member |
Birthday |
Age |
| Kiseop |
January 17, 1991 |
35 years, 8 months, 26 days old |
| Hoon |
August 16, 1991 |
35 years, 1 month, 27 days old |
| Kevin |
November 25, 1991 |
34 years, 10 months, 18 days old |
FAQs
How many members are in UX1?
UX1 is a 3-member K-pop boy group. The group consists of Kiseop, Hoon, and Kevin.
When did UX1 debut?
UX1 debuted on November 26, 2025, with their single Halo.