| Origin | Seoul, South Korea |
| Debut | September 6, 2018 |
| Disbanded | February 2021 |
| Members | Sun Jaeho Yugeun Yeon Beom |
| Oldest Member | Jaeho |
| Youngest Member (Maknae) | Beom |
| Tallest Member | Sun |
| Shortest Member | Beom |
Block Chain Former Members Profile
Sun
| Full Name | N/A |
| Birthday | August 31, 1994 |
| Birthplace | N/A |
| Age | 31 years and 9 months old |
| Height | 6 feet 0 inches (183 cm) |
| Weight | 149 lbs (68 kg) |
| Zodiac Sign | Virgo |
| Blood Type | AB |
| Position | Leader, Rapper, Dancer |
Jaeho
| Full Name | Jang Jaeho |
| Birthday | February 27, 1994 |
| Birthplace | N/A |
| Age | 32 years and 4 months old |
| Height | 5 feet 10 inches (178 cm) |
| Weight | 139 lbs (63 kg) |
| Zodiac Sign | Pisces |
| Blood Type | O |
| Position | Vocalist, Dancer |
| @jaejae0227 |
Yugeun
| Full Name | N/A |
| Birthday | June 23, 1994 |
| Birthplace | N/A |
| Age | 32 years old |
| Height | 5 feet 9 inches (176 cm) |
| Weight | 137 lbs (62 kg) |
| Zodiac Sign | Cancer |
| Blood Type | B |
| Position | Vocalist, Dancer |
Yeon
| Full Name | N/A |
| Birthday | August 02, 1995 |
| Birthplace | N/A |
| Age | 30 years and 10 months old |
| Height | 5 feet 10 inches (179 cm) |
| Weight | 147 lbs (67 kg) |
| Zodiac Sign | Leo |
| Blood Type | A |
| Position | Lead Vocalist, Dancer |
Beom
| Full Name | N/A |
| Birthday | June 07, 1998 |
| Birthplace | N/A |
| Age | 28 years old |
| Height | 5 feet 9 inches (175 cm) |
| Weight | 121 lbs (55 kg) |
| Zodiac Sign | Gemini |
| Blood Type | A |
| Position | Main Vocalist, Maknae |
Member Ages: Oldest to Youngest
| Member | Birthday | Age |
|---|---|---|
| Jaeho | February 27, 1994 | 32 years, 4 months old |
| Yugeun | June 23, 1994 | 32 years, 4 days old |
| Sun | August 31, 1994 | 31 years, 9 months, 27 days old |
| Yeon | August 02, 1995 | 30 years, 10 months, 25 days old |
| Beom | June 07, 1998 | 28 years, 20 days old |
FAQs
When did Block Chain debut?
Block Chain debuted on September 6, 2018, with their album Break the Mold.
