Boy Groups

ATBO Members Profile & Facts

ATBO Members

ATBO is a 6-member boy group of the survival show “The Origin– A, B, Or What?” under IST Entertainment. The group consists of Oh Junseok, Ryu Junmin, Bae Hyunjun, Jeong Seunghwan, Kim Yeonkyu, and Won Bin. They debuted on July 27, 2022, with the mini album The Beginning : 開花.

ATBO Profile

DebutJuly 27, 2022
Active Years2022–present
ATBO MembersOh Junseok, Ryu Junmin, Bae Hyunjun, Jeong Seunghwan, Kim Yeonkyu, and Won Bin.
GenrePop, R&B, Dance, Hip hop
StatusActive 
LabelIST Entertainment
Oldest MemberOh Junseok
Youngest MemberWon Bin.
Former MemberSeok Rakwon
Fandom Name BOAT (보트)

More Profiles: NiziU, ISEGYE, ATTI

ATBO Facts:

– ATBO formerly known as ABØ.
– Their name stands for “At the Beginning of Originality”.
– All of the members were born in the 21st century.
– Seok Rakwon left the group on May 6th, 2024 due to health reasons.

SOCIAL MEDIA HANDLES
Instagram: atboground
Youtube: UCZeIyD0qf91yYwNiyIquSTg
Twitter: atbo_ground | atbo_members
TikTok: @atboground
Facebook: ATBO.ground

Streaming Platform Links
Genie | Spotify | Bugs | Melon | Apple Music | Deezer

ATBO Members Profile

1. Oh Jun Seok

Oh Junseok ATBO
Oh Jun Seok
Stage NameOh Jun Seok
Birth NameOh Jun Seok (오준석)
Position N/A
BirthdayMarch 3, 2003
Active Years2022 –present
Age21 (in 2024)
Zodiac SignPisces
Height174 cm (5’8.5)
WeightN/A
NationalityKorean
Blood TypeAB
MBTIENTJ

Oh Jun Seok facts:

– He was born in Jeju island, South Korean
– If he was an ATBO fan, his favorite would be Seunghwan.
– With 1,710 points, he finished second in the final episode.
– Autumn/Winter is his favorite season.
– He was the first of the finalists to join the agency.
– Junseok has a sister who is older than him.
– Duck ( (Oli) = (Oh Junseok) + (Leader) is his favorite nickname.
– Pink is his favorite color.
– Fans think he resembles San (ATEEZ).
– He studied Taekwondo before becoming a trainee and has numerous medals to his name.
– He used to attend Move Dance Studio.
Jay Park and Taemin (SHINee) are his idols.

2. Junmin

Ryu Junmin ATBO
Junmin
Stage NameJunmin
Birth NameRyu Jun Min (류준민)
Position N/A
BirthdayApril 5, 2003
Active Years2022–present
Age21 (in 2024)
Zodiac SignAries
Height172 cm (5’8)
WeightN/A
NationalityKorean
Blood TypeA
MBTIESFJ

Junmin Facts:

– He was born in the South Korean city of Jinju, Gyeongsangnam-do.
– He was a trainee at SM Entertainment.
– With 1,380 points, he finished fourth in the final episode.
– He spent two years training.
– His favorite nickname is “Cherry”.
– If he was an ATBO fan, his favorite would be Hyunjun.
– Fans compare him to Taehyun (TXT).
– He has two younger sisters and a younger brother.
– He prefers the moniker The Nation’s First Love because he wants to be recognized as everyone’s first love.
– His favorite foods included Tteokbokki and pizza.
– He went to Eunpyeong Middle and Jingwan High Schools.
– His favorite color is Sky Blue.
– Winter is his most liked season.
– He stated that he has always admired EXO‘s Baekhyun since he is so cool!
– He used to play the Nanta instrument in middle school.
– His hobbies include dramas and movies.
– His interests include playing the piano and watching movies.

3. Hyunjun

Hyunjun ATBO
Hyunjun
Stage NameHyunjun
Birth NameBae Hyun Jun (배현준)
Position N/A
BirthdayJune 6, 2003
Active Years2022–present
Age20 (in 2024)
Zodiac SignGemini
Height180 cm (5’11)
WeightN/A
NationalityKorean
Blood TypeA
MBTIINFP

Hyunjun Facts:

– He was born in Won-dong, Gangnam, Seoul, South Korea.
– With 1,270 points, he finished fifth in the final episode.
– His favorite nickname “Pochacco”.
– He enjoys tomato pasta despite his dislike for tomatoes.
– He refers to himself as a ‘Cloud’.
– His favorite season is autumn.
– Rapping, exercising, and playing the harmonica are among Hyunjun’s interests.
– He attended Joongdong High School before graduating from Seoul Sejong High School.
– If he was an ATBO fan, his bias would be Rakwon.
– Sky Blue is his favorite color.
– He spent two years training.
– Hyunjun has one younger sister.
– He is a harmonica player.

SOCIAL MEDIA HANDLES
Instagram: alamat.tomas
TikTok: @alamat_tomas

4. Jeong Seunghwan

Jeong Seunghwan ATBO
Jeong Seunghwan
Stage Name Jeong Seung Hwan (정승환)
Birth NameN/A
Position N/A
Birthday January 27, 2004
Active Years2022–present
Age20 (in 2024)
Zodiac SignAquarius
Height177 cm (5’10)
WeightN/A
NationalityKorean
Blood TypeN/A
MBTIENFP

Jeong Seunghwan Facts:

– He was born in Daeyeon-dong, Nam, Busan, South Korea.
– His nicknames are “Cheeseball” and “Tuna”.
– With 1,760 points, he finished first in the final episode.
– He has two younger sisters.
– His idols are D.O (EXO) and The Boyz.
– He had been training for a year and nine months.
– His interests include handball, dodgeball, volleyball, chewball, cooking, watching movies, and eating.
– He is interested in voiceover, acting, Chinese, and other things.
– If he was an ATBO fan, his bias would be Junmin.
– His nicknames are Baby Sunshine and Baby Puppy.
– Fans compare him to Hyunjae (THE BOYZ).
– He claims to be able to hold a gazing contest for more than ten minutes.
– He attended Daecheon Middle School, Bunpo High School, and is now a student at Hanlim Arts High School.

5. Yeonkyu

Yeonkyu ATBO
Yeonkyu
Stage NameYeonkyu 
Birth NameKim Yeon Kyu (김연규)
Position N/A
BirthdayMay 3, 2004
Active Years2022–present
Age20 (in 2024)
Zodiac SignTaurus
Height171 cm (5’7)
WeightN/A
NationalityKorean
Blood TypeO
MBTIISFP

Yeonkyu Facts:

– He was born in the Seoul neighborhood of Dongdaemun-gu.
– He was picked as a debut member by the balancers, his points were not displayed.
– His favorite nickname is “Yeondubu”
– He worked out for 11 months. (IST Entertainment).
– He previously attended Daejeon Dance Vocal Academy.
– He thinks his most appealing attribute is his eyes when he smiles,
– If he was an ATBO fan, his bias would be Seunghwan.
– Yeonkyu was a Treasure Box contestant who was a former YG Entertainment trainee. He was eliminated in episode 9.

6. Won Bin

Won Bin ATBO
Won Bin
Stage NameWon Bin (원빈)
Birth NameN/A
Position N/A
BirthdayJuly 1, 2004
Active Years2022–present
Age19 (in 2024)
Zodiac SignCancer
Height183 cm (6’0)
WeightN/A
NationalityKorean
Blood TypeA
MBTIISFJ

Won Bin Facts:

– He was born in Goyang, Gyeonggi-do, South Korea..
– If he was an ATBO fan, his bias would be Junseok.
– He went to Apgujeong High School.
– On June 17, 2022, IST Entertainment said that the discarded trainees had been reviewed and that Won Bin would replace Donghwa with ATBO.
– He has a younger sister.
– He spent two years training.
– His favorite nickname is “Binnie”.
– His motto is ‘Today’s effort equals tomorrow’s success,’.
– He speaks Filipino because he lived in the Philippines for more than ten years and attended an international school where he learnt English.

FORMER MEMBER

7. Rakwon

Rakwon ATBO
Rakwon
Stage NameRakwon
Birth NameSeok Rak Won (석락원)
Position N/A
BirthdayNovember 14, 2003
Active Years2022–present
Age20 (in 2024)
Zodiac SignScorpio
Height174 cm (5’8.5)
WeightN/A
NationalityKorean
Blood TypeA
MBTIINFP

Rakwon Facts:

– He was born in Seoul, South Korea, in Seocho-dong, Seocho-gu.
– Rakwon finished third with 1,520 points in the final episode.
– He practiced for two years and ten months.
– If he was an ATBO fan, his bias would be Hyunjun.
– Jay Park is his role model.
– Kakao M cast him after his middle school graduation.
– He was a model when he was younger.
– He is the sole child.
– Rockstar is his favorite nickname.
– He attended both Seocho Middle and Seocho High Schools.
– Red is his favorite color.
– He was a trainee with SM Entertainment.
– Autumn is his favorite season.
– He has trouble waking up.
– He left the group on May 6th, 2024 due to health reasons.

SOCIAL MEDIA HANDLES
Instagram: alamat.rji
TikTok: @alamat_rji

ATBO Photos

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WRITTEN BY

Park Emma

I'm a big fan of K-pop, especially the group EXO, and Baekhyun is my Bias. When I'm not writing about K-pop, I enjoy reading books. Join me as I explore the world of K-pop and literature through my writing.

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