Full Profile of BtoB Members (Name, Age, Birthday, and Facts)


The Born to Beat Boy Group, BtoB

When it comes to South Korean boy and girl groups, there is no limitation. And as the Korean wave is reaching more countries, BtoB, which stands for “Born to Beat” was formed. Under Cube Entertainment, BTOB debuted on March 21, 2012. BtoB consists of 7 members, including Seo Eun Kwang, Lee Min Hyuk, Lee Chang Sub, Im Hyun Sik, Peniel Shin, Jung Il Hoon, and Yook Sung Jae. After performing their title track “Insane” and “Imagine” on Mnet Countdown, they gained a lot of attention from the public.

After 2 years debuting in South Korea, BtoB also spread their wings to Japan by releasing “Wow” in November 2014 under Kiss Entertainment (a Japanese agency). They have also received many awards since 2012, including “Singer of the Year” in 2015 KBS Music Festival, “Best Vocal Group Award” in 30th Golden Disc Awards, and “Ballad Award” in the 25th Seoul Music Awards. Those successes are because of each member’s talent and effort. To help you learn more about BtoB members, here we will reveal their full profile and facts about BtoB, as well as their official accounts, so stay tuned!

BtoB Official Accounts and Member Profiles :

Official Facebook Account : BTOBofficial

Official Twitter Account : @officialbtob

Official Youtube Account : officialbtob

Fan Cafe : cube-btob

vLive : BTOB channel

BtoB Fandom Name : Melody

BtoB Official Fan Color : Slow Blue

For those of you, who want to know more about BtoB, here we will reveal some facts regarding each of BtoB’s members!

1. BtoB Seo Eunkwang Profile and Facts

btob eunkwang

Stage Name : Eunkwang

Birth Name : Seo Eun Kwang

Position : Leader and Main Vocalist

Date of Birth : November 22, 1990

Place of Birth : Seoul, South Korea

Height : 173 cm (5’8″)

Weight : 62 kg (136 lbs)

Family : Parents and younger brother

Zodiac Sign : Sagittarius

Blood Type : A

Last Education : Dongshin University, majoring in Practical Music

Twitter Account : @btob_sekwang

Instagram Account : @btob_silver_light

Facts About Seo Eunkwang :

btob eunkwang

1. Not only was he a member of BtoB, Eunkwang also contributed to the BtoB song ‘Melody”, which was included in their fourth mini album ‘Beep Beep’. The lyrics are dedicated to all of BtoB fans.

2. Eunkwang is known not only as the leader, but also as the father of the group.

3. Eunkwang once said that if he could trade places with one of the BtoB members, he wanted to be Sungjae, because he wanted to breathe the air with Sungjae’s 180 cm height.

4. Eunkwang’s best friend among the BtoB members is BtoB’s Minhyuk.

5. BtoB Changsub’s sister is a close friend of Eunkwang.

6. Changsub’s sister also said that her favorite member in BtoB is Eunkwang.

7. Eunkwang also joined a tv show named ‘Lipstick Prince’ which started in December 2016.

8. Eunkwang once said that he would like to date BtoB’s Hyunsik if he was a girl.

9. Eunkwang became one of the studio panel members in one of MBC variety show, ‘We Got Married’.

10. Eunkwang’s digital single featuring Yoo Sung Eun, 4Minute’s Nam Ji Hyun and Roh Ji Hoon, ‘Love Virus’ was uploaded to BtoB’s official Youtube channel.

11. All of BtoB members agree that Eunkwang is the funniest one among them.

12. BtoB’s Sungjae said that Eunkwang is very good with social life, sweet to children, and polite to adults.

13. Eunkwang always asks and sometimes orders BtoB’s Peniel to eat vegetables.

14. BtoB’s Sungjae also said that Eunkwang tends to keep what he wanted to say.

15. Eunkwang is a tender leader for Sungjae.

16. Eunkwang couldn’t scold BtoB members.

17. Together with BtoB’s Changsub, Eunkwang is active as a musical actor.

18. Eunkwang is one of BtoB’s sub-group ‘BtoB Blue’ members

2. BtoB Lee Min-hyuk Profile and Facts

btob minhyuk

Stage Name : Minhyuk

Birth Name : Lee Min Hyuk

Position : Visual, Lead Dancer, Lead Rapper, and Vocalist

Date of Birth : November 29, 1990

Place of Birth : Seoul, South Korea

Height : 173 cm (5’8″)

Weight : 61kg (134 lbs)

Family : Parents and older brother

Zodiac Sign : Sagittarius

Blood Type : A

Last Education : Dankook University, majoring in Musical

School Graduate : Kwangsung High School

Twitter Account : @hutazone

Instagram Account : @btob2mh

Facts About Lee Min Hyuk :

btob minhyuk

1. Together with the other 5 members of BtoB, Minhyuk acted in a JTBC sit-com as Invincible Chungdam No.5 before they finally debuted as a group.

2. BtobB’s Ilhoon said that Minhyuk is really good at cleaning his room.

3. On LINE Live broadcast, Minhyuk said that he wanted to freely deliver a broadcast about members going to Guji Q Highland (it is an amusement park), having fun together, and showing how close they are with each other.

4. If Eunwang is the “father” of BtoB, Minhyuk is known as the “mother” of BtoB.

5. While performing ‘It’s Okay’, Minhyuk accidentally ripped his pants, and he wore red colored underwear.

6. Minhyuk said that he would like to date Sungjae among the BtoB members, if he was a girl.

7. Together with BtoB’s Sungjae, Changsub, and Hyunsik, as well as with Hightlight’s Junhyung, Minhyuk acted in the drama “Monstar”.

8. Minhyuk is one of the stars in idol special ‘Love War 2′.

9. Minhyuk is BtoB members’ role model when it comes to cleaning.

10. Ilhoon said that when Minhyuk focuses on one thing, he does not care about his surroundings.

11. For Ilhoon, Minhyuk is a great hyung.

12. He also said that Minhyuk has the image of a good student, college senior and church oppa.

13. From all BtoB’s members, Minhyuk is the one who sweats the most.

3. BtoB Lee Chang-Sub Profile and Facts


Stage Name : Changsub

Birth Name : Lee Chang Seob

Position : Lead Vocalist

Date of Birth : February 26, 1991

Place of Birth : Suwon, Gyeonggi, South Korea

Height : 177 cm (5’10”)

Weight : 64 kg (141 lbs)

Family : Parents and younger sister

Zodiac Sign : Pisces

Blood Type : O

Last Education : Howon University majoring Practical Music

Twitter Account : @lee_cs_btob

Instagram Account : @LeeCS_BTOB

Facts About Lee Chang-Sub :


1. Among all BtoB members, Eunkwang is the one who listens the most to Changsub.

2. Together with BtoB’s Sungjae, Minhyuk, and Hyunsik, as well as with Hightlight’s Junhyung, Changsub acted in the drama “Monstar”.

3. BtoB’s Hyungsik was the group mate of Changsub when he was in Howon University studying Practical Music.

4. Changsub is not only a lead vocalist, he also took part in lyrics composition for some BtoB’s songs, including ‘Last Day’, ‘Melody’, and ‘Killing Me’.

5. BtoB’s Hyunshik said that Changsub is a person with a big passion. He added that Changsub usually practices more than other members. Everyone in BtoB practices till late at night, but Changsub always keeps going for 1 to 2 hours more.

6. Hyunshik also revealed that Changsub is the one who wakes up the latest, but amazingly he is always the first one to be ready and be in the car earlier than the other members.

7. BtoB’s Minhyuk also said that Changsub sleeps a lot. He can sleep while he sings, and even when he is eating.

8. BtoB members also revealed that whenever they were practicing acapella, and suddenly there was a voice missing, it would definitely be Changsub (because he suddenly slept).

9. Together with BtoB’s Eunkwang, Changsub is currently active as a musical actor.

10. In the 2017 SBS Gayo Daejun, Changsub performed while sitting because he suffered an ankle injury during a concert on December 24th.

4. BtoB Im Hyun-Sik Profile and Facts

btob hyunsik

Stage Name : Hyunsik

Birth Name : Im Hyun Sik

Position : Lead Vocalist and Main Dancer

Date of Birth : March 7, 1992

Place of Birth : Seoul, South Korea

Height : 177 cm (5’10”)

Weight : 66 kg (145 lbs)

Family : Parents and older brother

Zodiac Sign : Pisces

Blood Type : A

Last Education : Howon University majoring in Practical Music

Twitter Account : @imhyunsik

Instagram Account : @BTOB_IMHYUNSIK

Facts About Im Hyun-Sik :

btob hyunsik

1. Hyunsik is the first BtoB member who made a weibo account (Chinese social media).

2. Among all BtoB members, Hyunsik is the one who can tolerate liquor the most.

3. Hyunsik said that he would like to date BtoB’s Sungjae if he was a girl.

4. Eunkwang said that Hyunsik is someone who is full of confidence and has strong aspirations.

5. Eunkwang also revealed that Hyunsik is very stubborn.

6. Hyunsik always says that he just doesn’t feel like waking up to other members, when everyone already knows that he has a hard time waking up.

7. Minhyuk once told a funny story about Hyunsik. He revealed that he once tried to wake Hyunsik up, but no matter how hard he tried, he didn’t wake up or give any response, but instead he said “I’m listening to the album”. 

8. Another story comes from Changsub who tried to wake Hyunsik up, but he also didn’t give any response. At the end, Changsub called him “Hyunshik oppa” and Hyunsik slightly smiled.

9. Changsub also said that Hyunsik sleeps like a stone and he always put his hands inside his pockets.

10. Hyunsik is one of the members of BtoB’s sub group “BtoB Blue”.

11. Hyunsik was chosen by Ilhoon and Eunkwang to be the second funniest guy among the BtoB members. It was because he always threw jokes with a serious face and it was what made it hilarious.

5. BtoB Peniel Shin Profile and Facts

btob peniel

Stage Name : Peniel

Birth Name : Shin Dong Geun

Position : Lead Rapper and Vocalist

Date of Birth : March 10, 1993

Place of Birth : Chicago, Illinois, United States

Height : 175 cm (5’9″)

Weight : 63 kg (139 lbs)

Family : Parents and older sister

Zodiac Sign : Pisces

Blood Type : AB

Last Education : Barrington Middle School Prairie Campus

School Graduate : Barbara B. Rose Elementary School

Twitter Account : @PenielShin

Instagram Account : @btobpeniel

Youtube : Peniel’s channel

Facts About Peniel Shin :

btob peniel

1. Peniel is the third member of BtoB who became part of the solo series ‘Piece of BTOB’.

2. Peniel was the last member who joined BtoB.

3. Peniel is the most fluent one in English among BtoB members because he was born and grew up in United States.

4. Just like the other members, Peniel also chosed to date Sungjae if he was a girl.

5. Minhyuk said that Peniel is an innocent man but he has a 4D side of him.

6. Minhyuk also said that Peniel always eats junk food and doesn’t have regular meals. There were also times when Peniel only ate jelly and chocolate for his meal.

7. BtoB members said that Peniel has a mini convenient store inside his bag.

8. Peniel is one of BtoB’s weird guys. He always greets people by saying “hello” whenever he meets someone, even after he comes out from bathroom and meets another member. Peniel also always asks “May I use the restroom” before using the company’s restroom.

6. BtoB Jung Il-hoon Profile and Facts

btob ilhoon

Stage Name : Iihoon

Birth Name : Jung Il Hoon

Position : Main Rapper and Vocalist

Date of Birth : October 4, 1994

Place of Birth : Seoul, South Korea

Height : 176 cm (5’9″)

Weight : 64 kg (141 lbs)

Family : Parents and older sister

Zodiac Sign : Libra

Blood Type : B

Last Education : Korea College of Media Arts with acting course

School Graduate : Hanlim Multi Art School

Twitter Account : @BTOB_ILL

Instagram Account : @ilhoonmj

Facts About Jung Il-hoon :

btob ilhoon

1. Among all BtoB members, Ilhoon is the member who troubles the leader Eunkwang the most.

2. Ilhoon is the member of BtoB that came up with the idea of giving the name ‘Melody’ for their fandom name.

3. Ilhoon once said if he was a girl, he wold date himself.

4. Ilhoon since 2012 became the special MC or assistant MC together with APink’s Bomi in the variety show ‘Weekly Idol’.

5. During his career, Ilhoon has collaborated with many artists. He was once collaborated with Gayoon from 4Minute with the song ‘My Love By My Side’.

6. Ilhoon was also featured in 4Minute’s Hyuna second EP song ‘Unripe Apple’.

7. Ilhoon picked Hyunsik as the second funniest guy among BtoB members.

8. While other members really want to be in a variety show, Ilhoon puts his interest in acting, and he wants to be acknowledged for his acting skills.

9. Chansub said that Ilhoon is really mature. Changsub said that whenever Ilhoon speaks up, he chooses the perfect vocabulary with perfect rhythm.

10. Changsub also said that while dancing, Ilhoon would do it twice, but after the third time, he would be mad at himself.

11. Hyunsik chooses Changsub as the member of BtoB who looks like prince.

7. BtoB Yook Sungjae Profile and Facts

btob sungjae

Stage Name : Sungjae

Birth Name : Yook Sung Jae

Position : Face of the Group, Lead Vocalist, and Maknae (the youngest in the group)

Date of Birth : May 2, 1995

Place of Birth : Yongin, Gyeonggi, South Korea

Height : 180 cm (5’11”)

Weight : 68 kg (149 lbs)

Family : Parents and older sister

Zodiac Sign : Taurus

Blood Type : A

Last Education : Dongshin university majoring in Practical Music

School Graduate : Hanlim Multi Art School

Twitter Account : @BOTB_6SJ

Instagram Account : @yook_can_do_it

Facts About Yook Sungjae :

Yook Sungjae

1. Sungjae is BtoB members who has acted in many dramas, including, ‘Who Are You: School 2015’ in 2015, ‘The Village: Achiara’s Secret’ in 2015, ‘Guardian: The Lonely’ in 2016, and ‘Great God’ in 2016.

2. Sungjae is the only member of BtoB who joined the variety show ‘We Got Married’, his wife is Red Velvet’s Joy. They are known as the ‘Gummy Couple’.

3. Together with BtoB’s Changsub, Minhyuk, and Hyunsik, as well as with Hightlight’s Junhyung, Sungjae acted in the drama “Monstar”.

4. Sungjae said he would date BtoB’s Minhyuk if he was a girl.

5. Sungjae is known as the funniest guy in BtoB.

6. Peniel said Sungjae is a really funny person, he likes to joke around. He is also the one who brings a happy atmosphere to the group.

7. Peniel also mentioned that although Sungjae is the maknae of the group, he is really mature.

8. Peniel also revealed that Sungjae can’t eat seafood. But because he has a lot of curiosity, he can’t reject eating them.

9. Changsub chooses Sungjae as the member who looks like a prince.

10. Sungjae also chooses himself, he said “I was originally a prince”.

11. In order to get birthday greeting, Sungjae went to BtoB members and said “thank you” first even though they hadn’t greet him happy birthday.

12. Sungjae is one of the members of BtoB’s sub group “BtoB Blue”.

13. Sungjae has a Snow Bengal cat named Sami, but the cat is taken care of by all of the BtoB members.

14. On December 29th, Cube Entertainment made an announcement that Sungjae would be temporarily off from doing activities because he had a back injury.

How is BtoB Members Popularity Ranking?


Although BtoB members are well known with their group name, each of the members have their own popularity as they all have their own role in the group as well as individual activities, such as, variety shows, dramas, and musicals. So, how are BtoB members’ popularity ranking?

According to BtoB members when they were asked about the rank of member’s popularity, they said that Ilhoon and Changsub really aimed to be the number one, but the first rank went to the maknae Sungjae. Eunkwang spoke up about that fact saying “He’s tall, charming and good-looking, and being the youngest member, he’s so cute”. Peniel also added that Sungjae and Minhyuk always got the loudest cheers from fans as well as biggest gifts among all.

From a source (ranker.com), the popularity ranking of BtoB members is as follows :

1. BtoB Sungjae

Sungjae, just like what BtoB members said, ranks first among all. Sungjae is popular as he has a good facial features as well as a tall height. He also acted in various dramas and joined the variety show ‘We Got Married’.

2. BtoB Minhyuk

The second rank goes to Minhyuk. Minhyuk is actually the visual of the group. Peniel once said that Minhyuk and Sungjae have the most fans waiting outside their agency building.

3. BtoB Ilhoon

Ilhoon aimed to be the first, but he ranks third among BtoB members. He also gained much popularity because he was featured with 4Minute’s Hyuna and Gayoon’s songs.

4. BtoB Changsub

As the lead vocalist of BtoB, Changsub gained much popularity. He also has a good looking face. It was said that although Changsub is not really popular among non-BtoB fans, he is one of the most popular among Melody (BtoB fans).

5. BtoB Eunkwang

Being the leader of the group, Eunkwang ranks fifth in the popularity ranking. His good personality and amazing voice is able to capture fans’ hearts.

6. BtoB Peniel

Peniel might be the only bald member, but Peniel caught much attention because of his facial features and his rap.

7. BtoB Hyunsik

Being ranked last among BtoB members doesn’t mean that Hyunsik is not popular. Hyunsik has been popular among girls since he was in the 4th grade of elementary school. He even had a fancafe on some portal sites when he was still in 3rd and 4th grade.