BIGFLO Members Profile and Facts:

BIGFLO (빅플로) is a 4-member South Korean boy group under Madewell Music (Korea) and KZ Entertainment (Japan). The group consists of Jungkyun, Ron, Kichun, and Z-UK. They debuted with their current line-up under the name WE:A (위아) on March 29, 2023, with their first digital single, “24/7:Twenty-Four/Seven”, and used this name until they rebranded back to BIGFLO on September 9, 2026. The group originally debuted under HO Company on June 23, 2014, with the mini album First Flow, with the line-up consisting of Junkyun, Ron, Yuseong, Z-UK, and HighTop. Kichun was added on June 29, 2015, and left, along with Z-UK, on 12 December 2016. Jungkyun went on hiatus in June of the same year to enlist in the military. Euijin, Sungmin, and Lex joined on February 14, 2017. Jungkyun, Ron, Yuseong, and HighTop departed from the group on January 17, 2019. The group silently disbanded between 2020 and 2021 after being on hiatus since February 2019 as the members pursued their own paths. Some of the former members regrouped in 2022 and formed the group’s current line-up.

Group Name Meaning: BIGFLO is a combination of the words “BIG” and “FLOW”, meaning that the group want to bring a huge flow of music into the industry.
Official Greeting: “Okay! Who is real? BIGFLO! Hello, we are BIGFLO!”

BIGFLO Official Fandom Name: Wave (formerly THE1)
Fandom Name Meaning: N/A
BIGFLO Official Color: N/A

BIGFLO Official Logo:

Official SNS: 
X: @OFFICIAL_WE_A / @bigflo_official (old)
Instagram: @official_bigflo / @bigflo_official (old)
TikTok: @official_we_a
Youtube: WE:A OFFICAL / BIGFLO Official (old)
Fan Cafe: BIGFLO (old)

BIGFLO Members Profiles:
Jungkyun

Stage Name: Jungkyun (정균)
Birth Name: Jung Jung Kyun (정정균)
Position(s): Leader, Main Vocalist 
Birthday: November 27, 1987
Zodiac Sign: Sagittarius
Chinese Zodiac Sign: Rabbit
Height: 180 cm (5’11”)
Weight: 60 kg (132 lbs)
Blood Type: A
MBTI Type: N/A 
Nationality: Korean
Instagram: @madewell_jk
X: @MADEWELL_JK
TikTok: @madewell_jk

Jungkyun Facts:
– He was born in Daegu, South Korea.
– He is a former member of the groups Tachyon (2007-2009) and N-Train (2011-2013).
– Jeongkyun made his Japanese solo debut on March 16, 2016, with the mini album Unfinished.
– He established his own music production studio, Studio JtoK (now known as Madewell Music), in 2018.
– As a producer, he goes by the name MADEWELL.
– He is a member of the AVEC Music Publishing team.
– He can play the drums, piano, bass, and guitar.
– Jungkyun can speak Japanese. He was the Japanese translator during the earlier days of the group.
– He married his non-celebrity wife, Juhee, on October 6, 2024.
– He enjoys working out and going to the gym.
– Jungkyun constantly misplaces things.
– He was a dog named Yeonji.
– His music company has production credits on many songs, including ONE PACT‘s “G.O.A.T”, Choyoon‘s “Carrot” and UNIVERSE‘s “The Universe”. The company has also recorded, mixed and arranged many songs.
– Jeongkyun has contributed to songs from survival shows, including Fantasy Boys, Be The NEXT: 9 Dreamers and B:MY BOYZ.
– He enlisted in the military on June 9, 2016, and was discharged on March 8, 2018.

Ron

Stage Name: Ron (론)
Birth Name: Chun Byoung Hwa (천병화)
Position(s): Vocalist, Visual
Birthday: January 22, 1991
Zodiac Sign: Aquarius
Chinese Zodiac Sign: Horse
Height: 183 cm (6’0″)
Weight: 62 kg (137 lbs)
Blood Type: B
MBTI Type: N/A
Nationality: Korean
Website: ronofficial.com
Facebook: 키친 론
Instagram: @chun_byoung_hwa
X: @WEA_RON_
TikTok: @ron991.1
YouTube: RON

Ron Facts:
– He made his solo debut on October 16, 2024, with the single “Best Dog” dedicated to his pet dog.
– Ron is also active as a music video producer.
– He auditioned for the survival show The Unit but did not pass.
– He can speak Japanese.
– Ron is married to Lee Sagang, a music video director for the production company ZANYBROS. The couple got married on January 27, 2019.
– He and his wife established a company called SAJO. Not much is known about the company.
– His specialty is acting.
– He has a YouTube channel where he cooks many different food dishes, but it is currently inactive.
 – He started out by doing modelling work and was scouted while working as a barista.
– Ron was former group member Euijin’s drinking buddy, but after meeting his wife, he stopped drinking.
– Z-UK has said that Ron is the worst dancer he has ever taught.
– He enlisted in the military on April 9, 2019, and has since completed his military service.

Kichun

Stage Name: Kichun (기천)
Birth Name: Hwang Ki Chun (황기천)
Position(s): Vocalist
Birthday: March 14, 1992
Zodiac Sign: Pisces
Chinese Zodiac Sign: Monkey
Height: 179 cm (5’10”)
Weight: 63 kg (139 lbs)
Blood Type: A
MBTI Type: N/A
Nationality: Korean
Instagram: @kichun_hwang
X: @kc_kichun
TikTok: @kichun92
YouTube: HEMFREEDOM CREW

Kichun Facts:
– He was born in Seoul, South Korea.
– He is currently also a member of AVION (2024-present).
– Kichun is a former member of Twi-light (2012) under the stage name Tien/TN.
– He established his own entertainment agency, JN Entertainment, in 2017. The agency had plans to debut a boy group in 2021 but that never happened. The company shut down in the same year.
– He is the founder of WE FLEX DANCE STUDIO, a dance studio and K-POP training center at Hongik University in Seoul.
– Kichun lived and studied in Shanghai, China, for several years. As a result, he can speak Mandarin.
– He is also fluent in Japanese.
– He was part of the YouTube crew HEMFREEDOM CREW with vocal director Hyeon PD, dance performance director Hemfreedom, and dance trainer Jang Insung. The crew did reactions, covers, pranks, etc.
– Kichun can play the violin.
– His specialty is swimming.
– He and fellow AVION member Ryu Jaehyuk founded the TikTok agency Inflow Company in 2025.
– He runs a clothing brand, HOTPIXXCLUB, with 2 other people.
– Kichun owns a restaurant in Sinsa-dong, Gangnam, called Mong Galbi.

Z-UK

Stage Name: Z-UK (지욱)
Birth Name: Jung Jae Wook (정재욱)
Position(s): Main Rapper, Main Dancer, Maknae
Birthday: January 27, 1993
Zodiac Sign: Aquarius
Chinese Zodiac Sign: Rooster
Height: 175 cm (5’9″)
Weight: 63 kg (139 lbs)
Blood Type: A
MBTI Type: N/A
Nationality: Korean
Instagram: @realxxzxuk
X: @official_Z_uK
TikTok: @realxzxuk

Z-UK Facts:
– He was born in Busan, South Korea.
– Z-UK was a member of the BIGFLO sub-unit Z-UK x HighTop) (2014-2016) and is also a former member of SIGMA (2020).
– He made his solo debut on August 12, 2017, with the digital singe “Push & Pull”.
– He was previously a member of the b-boy dance crew Killa Monkeez (KLMKZ).
– Z-UK was a contestant on The Unit (2017-2018), where he ranked #56.
– He helped form SIGMA through the show SIGMA Project (2020).
– His hobbies include basketball, bowling and soccer.
– He can speak Japanese.
– He is a member of the AVEC Music Publishing team.
– Z-UK was previously under JN Entertainment (2017-2019).
– His specialties are choreographing, composing and songwriting.
– He has worked as a dance instructor.
– Z-UK is good at cooking.
– His favorite food is chicken.
– He featured on former A.DE member Choyoon‘s 2020 single “Diary”, which he also helped write and compose.
See more facts about Z-UK…

Former Member(s):
Yuseong

Stage Name: Yuseong (유성)
Birth Name: Jung Yu Seong (정유성)
Position(s): Vocalist
Birthday: October 8, 1992
Zodiac Sign: Libra
Chinese Zodiac Sign: Monkey
Height: 171 cm (5’7”)
Weight: 52 kg (115 lbs)
Blood Type: O
MBTI Type: ESFP
Nationality: Korean
Instagram: @eden9_x

Yuseong Facts:
– Education: Hanlim Multi Art High School
– He was born in Busan, South Korea.
– Yuseong is a former member of WeNU (2022-2023) and EPIC TRAVELS (2024-2025) under the stage name Eden.
– He was part of the debut line-up for WE:A but left the group because he had signed a contract with Irion Entertainment.
– He made his solo debut on February 26, 2019, with the single “Wake Up”.
– Yuseong was previously signed to Vlue Vibe Records (2019) and On The Bill Company (2021).
–  He is a ground attendant for Easter Jet at Jeju International Airport.
– His specialties are dancing and cooking.
– Yuseong loves animals.
– He went on hiatus on February 7, 2017, due to health reasons and was subsequently removed from the group’s social media accounts sometime after, indicating that he was no longer a member.
– His most precious treasure is BIGFLO‘s first mini album. It was his start as a singer and made his dreams come true.
– He comes from a family of national patriots and previously served as promotional ambassador for patriotism and veterans affairs with the Seoul Regional Office of the Ministry of Patriots and Veterans Affairs.
– Artists he admires are Kim Junsu and Shawn Mendes.
– He lived and studied in China for a while. As a result, he can speak Mandarin.
– Yuseong trained at a local entertainment agency when he lived in China.

Euijin

Stage Name: Euijin (의진)
Birth Name: Lee Eui Jin (이의진)
Position(s): Leader, Vocalist, Lead Rapper, Main Dancer
Birthday: February 15, 1990
Zodiac Sign: Aquarius
Chinese Zodiac Sign: Horse
Height: 174 cm (5’7”)
Weight: 61 kg (134 lbs)
Blood type: O
MBTI Type: ISTJ/INTJ
Nationality: Korean
Instagram: @official_leeeuijin (inactive) / @euijin_v
X: @LEJ_officialtwt (inactive)
TikTok: @leeeeuijinnn
YouTube: 이의진 (Lee EuiJin)

Euijin Facts:
– Education: Seoul Institute of The Arts (Practical Dance Department)
– He was born in Silim-dong, Gwanak-gu, Seoul, South Korea.
– He is a former member of the group A.Cian (2014-2015) (joining two years after the group’s debut) under the stage name Lo-J.
– Euijin is also a former member of UNB (2018-2019). He was a contestant on the survival show The Unit (2017-2018) where he ranked #2 and was able to become a member of the debut group.
– He was previously under Moden Berry Korea (2025).
– He made his solo debut on June 26, 2019, with the mini album E:motion.
– Euijin participated in the singing competition Kookmin Singer (2021).
– He was a member of dance crew Da’onez.
– His specialty is popping dance.
– He has an older brother born in 1984.
– He participated in creating choreography for BIGFLO.
– Euijin appeared on the 1thek web variety show Dance War and the reality romance show Somebody (both aired in 2018).
– He was a member of the school band while in middle school.
– Euijin has a driver’s license.
– It is assumed that he (along with Sungmin and Lex) departed from the group sometime after the hiatus was announced in February 2019.

Sungmin

Stage Name: Sungmin (성민)
Birth Name: Oh Sung Min (오성민)
Position(s): Lead Vocalist
Birthday: December 31, 1990
Zodiac Sign: Capricorn
Chinese Zodiac Sign: Horse
Height: 176 cm (5’9”)
Weight: 63 kg (139 lbs)
Blood Type: A
MBTI Type: N/A
Nationality: Korean
Instagram: @min_5oh
YouTube: 민뚜 스튜디오 Mintwo Studio (with Lex) (inactive)

Sungmin Facts:
– Education: Kyunghee University College of Art and Design (Theater and Film Studies), Chung-Ang University Graduate School of Performing Arts (Performing Arts and Visual Media)
– He debuted with the group on February 14, 2017, with the release of their mini album Stardom.
– He is a former member of the group A.ble (2012-2015), debuting as a member with the release of the group’s album Able’s 1st Album.
– Sungmin made his solo debut on December 21, 2021, with the digital single “Lean On Me”.
– He made his debut as a musical actor in the production Fighting Call (2019).
– He auditioned for the survival show The Unit but did not pass.
– His specialty is playing the violin.
– He had a pet dog.
– Sungmin enlisted in the military in 2017 and was discharged in 2019.
– It is assumed that he (along with Lex and Euijin) departed from the group sometime after the hiatus was announced in February 2019.

Lex

Stage Name: Lex (렉스)
Birth Name: Jeon Hyung Min (전형민)
Position(s): Main Vocalist
Birthday: January 12, 1993
Zodiac Sign: Capricorn
Chinese Zodiac Sign: Monkey
Height: 176 cm (5’9”)
Weight: 60 kg (132 lbs)
Blood Type: A
MBTI Type: N/A
Nationality: Canadian
Instagram: @lex_hmin
TikTok: @lex_hmin
YouTube: Lex Chun 전렉스 / relax with Lex (inactive) / 민뚜 스튜디오 Mintwo Studio (with Sungmin) (inactive)

Lex Facts:
– Education: Gachon University (Department of Media, Video & Advertising)
– He was born in South Korea but moved to Toronto with his family when he was in elementary school.
– He debuted with the group on February 14, 2017, with the release of their mini album Stardom.
– Lex made his solo debut on January 11, 2021, with the digital single “10&going”.
– He participated in the survival show The Unit (2017-2018), where he was eliminated was eliminated in episode 11 after ranking #44. He originally did not pass the auditions, but the show called him back.
– He was previously under Who&You ENM.
– Lex made his acting debut with a support role in the Korean BL drama You Make Me Dance (2020).
– He made his debut as a musical actor in the Forte Pianissimo (2019).
– He is passionate about skincare and has a YouTube channel where he regularly posts content related to it.
– His speciality is playing the piano and saxophone.
– He has a pet dog named Buddy.
– He can speak Korean, English, French, and Japanese.
– Lex was accepted into the University of Toronto but dropped out to go to South Korea to pursue being an idol.
– He released the OST “I Want To Love You” for You Make Me Dance.
– It is assumed that he (along with Sungmin and Euijin) departed from the group sometime after the hiatus was announced in February 2019.
See more facts about Lex…

HighTop

Stage Name: HighTop (하이탑)
Birth Name: Lim Hyun Tae (임현태)
Position(s): Main Rapper, Face of the Group, Maknae
Birthday: March 19, 1994
Zodiac Sign: Pisces
Chinese Zodiac Sign: Dog
Height: 178 cm (5’10”)
Weight: 63 kg (139 lbs)
Blood Type: AB
MBTI Type: N/A
Nationality: Korean
Instagram: @limht0319
X: @limht0319

HighTop Facts:
– Education: Kaywon High School of Arts, Kyunghee University College of Art and Design (Theater and Film Studies)
– He was born in Suwon, Gyeonggi-do, South Korea.
– He was active as an underground rapper before making his official idol debut.
– HighTop is currently under Danhong Entertainment (2019-present).
– He made his acting debut with a main role in the drama Boarding House 24th St. (2014).
– He married singer Lady Jane on July 22, 2023, after dating for 7 years.
– HighTop has twin daughters named Wooju and Byeol that were born in July 2025.
– He is interested in many things, including economics, games, singing, exercising and travelling.
– He enlisted in the military on November 28, 2019, and was discharged on September 5, 2021.
– HighTop is a Protestant.
– His specialties include writing lyrics, composing songs, playing piano and acting.
– He can speak Japanese and English.
– He took the licensed real estate agent exam but failed by just two questions.
– HighTop was the worst at helping with household tasks.
– He announced his departure from the group on February 23, 2019.

Note: Please don’t copy-paste the content of this page to other sites/places on the web. Please do respect the time and effort the author put in compiling this profile. If you need/want to use info from our profile, please kindly put a link to this post. Thanks a lot! 🙂 – Kprofiles.com

Latest Official Release:

Who is your BIGFLO bias? Do you know more facts about them? Feel free to comment below.