| Origin |
Seoul, South Korea |
| Debut |
September 19, 2016 |
| Number of Members |
4 |
| Members |
Eunkwang
Changsub
Hyunsik
Sungjae |
| Oldest Member |
Eunkwang |
| Youngest Member (Maknae) |
Sungjae |
| Tallest Member |
Sungjae |
| Shortest Member |
Eunkwang |
BTOB BLUE Members Profile
Eunkwang
| Full Name |
Seo Eun Kwang |
| Birthday |
November 22, 1990 |
| Birthplace |
N/A |
| Age |
35 years and 10 months old |
| Height |
5 feet 7 inches (170.5 cm) |
| Weight |
136.69 lbs (62 kg) |
| Zodiac Sign |
Sagittarius |
| Blood Type |
A |
| Position |
Leader, Main Vocalist |
| Instagram |
btob_silver_light |
Changsub
| Full Name |
Lee Chang Sub |
| Birthday |
February 26, 1991 |
| Birthplace |
N/A |
| Age |
35 years and 7 months old |
| Height |
5 feet 10 inches (178 cm) |
| Weight |
141.1 lbs (64 kg) |
| Zodiac Sign |
Pisces |
| Blood Type |
O |
| Position |
Lead Vocalist |
| Instagram |
lee_cs_btob |
Hyunsik
| Full Name |
Im Hyun Sik |
| Birthday |
March 7, 1992 |
| Birthplace |
N/A |
| Age |
34 years and 7 months old |
| Height |
5 feet 10 inches (177 cm) |
| Weight |
145.5 lbs (66 kg) |
| Zodiac Sign |
Pisces |
| Blood Type |
A |
| Position |
Main Dancer, Lead Vocalist |
| Instagram |
imhyunsik |
Sungjae
| Full Name |
Yook Sung Jae |
| Birthday |
May 2, 1995 |
| Birthplace |
N/A |
| Age |
31 years and 5 months old |
| Height |
5 feet 11 inches (180 cm) |
| Weight |
149.91 lbs (68 kg) |
| Zodiac Sign |
Taurus |
| Blood Type |
A |
| Position |
Lead Vocalist, Face of the Group, Maknae |
| Instagram |
yook_can_do_it |
Member Ages: Oldest to Youngest
| Member |
Birthday |
Age |
| Eunkwang |
November 22, 1990 |
35 years, 10 months, 21 days old |
| Changsub |
February 26, 1991 |
35 years, 7 months, 17 days old |
| Hyunsik |
March 7, 1992 |
34 years, 7 months, 6 days old |
| Sungjae |
May 2, 1995 |
31 years, 5 months, 11 days old |
FAQs
How many members are in BTOB BLUE?
BTOB BLUE is a 4-member K-pop boy group. The group consists of Eunkwang, Changsub, Hyunsik, and Sungjae.
When did BTOB BLUE debut?
BTOB BLUE debuted on September 19, 2016, with their single Stand By Me.