Boy Groups

CIX (Complete in X) Members Profile & Facts

CIX Members

CIX (Complete in X) is a South Korean five-member Kpop boy group under C9 Entertainment. The group members consist of BX, Seunghun, Yonghee, Bae Jinyoung, and Hyunsuk. They made their debut on July 23, 2019 with the EP, ‘HELLO Chapter 1: Hello, Stranger‘.

CIX Profile

Debut July 23, 2019
Active Years2019–present
CIX MembersBX, Seunghun, Yonghee, Bae Jinyoung, Hyunsuk
GenrePop/ Dance
LabelC9 Entertainment
Oldest MemberBX 
Youngest MemberHyunsuk
Former MemberN/A
Fandom NameFIX (Faith In X)

CIX Facts:

– The group’s name, CIX, is known as “Complete in X” which means that the group is only completed when five unknown members come together.
– Most of the group members are former contestants of various survival shows.
– CIX was known as C9Boyz prior to their debut.
– Former predebut member, Kim Sehoon, was removed from the final lineup of the group due to his involvement in school violence in the past.
– The group was titled as one of the fastest winning kpop acts after they placed first on the ‘The Show’ only six days after their debut.
– The tickets of their first showcase ‘Hello, Stranger’ sold out in around 30 seconds.
– All group members have their solo rooms in the dorms.
– The group members decide everything through rock-paper-scissors.
– CIX members were revealed in the following order: Bae Jinyoung – Seunghun – Hyunsuk – Yonghee – BX.
– None of the members have older sisters.

Major Works

– Their popular songs include ‘Movie Star,’ ‘Jungle,’ ‘Cinema,’ and ‘Numb’.


– In 2022, they won the ‘Post Generation Award’ at the Hanteo Music Awards, ‘K-POP Singer Award’ at the Korea Culture and Entertainment Awards and ‘Male Idol Rising Star Award’ at the Korea First Brand Awards.
– They also won the ‘Global Rookie Top 5’ award at the V Live Awards in 2019.


Instagram: cix.official
Youtube: CIX Official
Twitter: CIX_twt | CIX_Official | CIX_JP_Official (Japan)
TikTok: @cix_official
Facebook: CIX Official
Weibo: CIX_CN
FanCafe: OfficialCIX

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

CIX Members Profile

1. BX

BX (CIX Members)
Stage NameBX (비엑스) / Byounggon (병곤)
Birth NameLee Byoung Gon (이병곤)
PositionLeader, Main Rapper, Vocalist
BirthdayMarch 5, 1998
Active Years2019–present
Age26 (in 2024)
Zodiac SignPisces
Height180 cm (5’11”)
Weight61 kg (134 lbs)
Blood TypeA
Representative EmojiN/A

BX Facts:

– BX considers his humorous and energetic personality as his charming point.
– He likes cats and dogs but loves dogs more.
– He would rather have one cockroach that follows him over 1000 that hides in shame when he gets home. (Harper’s BAZAAR Korea)
– He often searches his name on the net.
– He has a habit of stepping on the white areas of pedestrian crossings. (입덕CAR)
– He and Seunghun leave the most food out of all the members.
– He often catches colds and gets frequent injuries.
– He is described as the center of the group according to members because of his cheerful and positive personality.
– He is a night owl according to Jinyoung.
– He feels nothing is more frustrating than someone not listening to anything he is saying. (Weekly Idol EP616)
– He dislikes impolite people.
– If he could take one member who has shrunk to 10cm, he would like to take Jinyoung.
– He is scared of bugs the most in the group. (POPKORN)
– His favorite lyric from all of CIX’s songs is from the song ‘Round 2’, “Above the complicated world, we build our castle.” (FanTalk with CIX)
– He is friends with TREASURE’s Hyunsuk and ONF’s Wyatt.
– He prefers a damaged cellphone screen to losing one side of AirPods.
Read More Facts About BX

Streaming Platform Links
Genie | Bugs | Melon | SoundCloud

2. Seunghun

Stage NameSeunghun (승훈)
Birth NameKim Seung Hun (김승훈)
PositionMain Vocalist, Dancer
BirthdayFebruary 26, 1999
Active Years2015–present
Age25 (in 2024)
Zodiac SignPisces
Height182 cm (5’11”)
Weight65 kg (143 lbs)
Blood TypeAB
Representative EmojiN/A

Seunghun Facts:

– Seunghun doesn’t gain weight easily. (THE STAR MAGAZINE)
– He once had to get up from his sleep and put on his earplugs because BX was scratching his knee for over a minute. (입덕CAR)
– The band LUCY has influenced him a lot and he likes listening to their songs when he feels tired.
– He would rather borrow Hyunsuk’s clothes than Younghee’s.
– He likes Juijitsu over swimming.
– His mouth is the biggest among the members. (Weekly Idol EP616)
– He is a fan of DEAN and Anne-Marie.
– He likes to watch soccer matches to relieve his stress. (FOX 13 Seattle)
– Fans call him “Sweet Seunghun” because he actively communicates with them through social media.
– He said in an arm wrestling match, he, BX and Yonghee could never win. (SINGLES KOREA)
– He was an ENFP but later turned ENFJ and was shocked.
– He would prefer BX as the maknae of the group rather than Hyunsuk as the leader. (Harper’s BAZAAR Korea)
– Younghee said Seunghun is very organized and would like to share a room with him. (POPKORN)
– He considers his honey-sweet voice as his most attractive quality.
– He likes to take care of his skin and uses a face mask daily, and sometimes even two. (YG Treasure “What’s in My Bag”)
Read More Facts About Seunghun

Streaming Platform Links
Genie | Bugs | Melon 

3. Yonghee

Yonghee (CIX Member)
Stage NameYonghee (용희)
Birth NameKim Yong Hee (김용희)
PositionVocalist, Visual
BirthdayFebruary 17, 2000
Active Years2019–present
Age24 (in 2024)
Zodiac SignAquarius
Height177 cm (5’10”)
Weight59 kg (130 lbs)
Blood TypeAB
Representative EmojiN/A

Yonghee Facts:

– Yonghee is the most active member in their group chat. (Weekly Idol EP616)
– He likes to make dad jokes.
– He would rather eat sweet food his whole life than spicy food.
– He used to eat a lot of cereal when he debuted but got over it after he started eating delivery food. (Harper’s BAZAAR Korea)
– He visits the fan cafe and searches his name at least 10 times.
– He calls Jinyoung first when he sees a bug.
– He has an indian dimple which he got when he was hit by a bat while playing baseball. (입덕CAR)
– He is a virtual extrovert according to the members as he loves to text alot.
– Members think he would look better in a E.T. role with sensors and green screen. (SINGLES KOREA)
– He would like 1GB of mobile phone capacity and unlimited data rather than 1TB of mobile phone capacity and limited data.
– His favorite lyric from all of CIX’s songs is Hyunsuk’s part of their song ‘Curtain Call’ ‘Even after the curtain drops, there will be no end.’ (FanTalk with CIX)
– He is skilled in maths and he likes solving math problems in his spare time.
– He was obsessed with eating cereal and he would consume 3-4 bowls of it after practice.
– If he could take one member who has shrunk to 10cm, he would like to take BX and keep him in his pocket. (POPKORN)
Read More Facts About Yonghee

Streaming Platform Links
Genie | Bugs | Melon 

4. Bae Jinyoung

Bae Jinyoung (CIX Member)
Bae Jinyoung
Stage NameBae Jinyoung (배진영)
Birth NameBae Jin Young (배진영)
PositionMain Dancer, Lead Vocalist, Center, Face of the Group
BirthdayMay 10, 2000
Active Years2017–present
Age24 (in 2024)
Zodiac SignTaurus
Height180 cm (5’11”)
Weight62 kg (137 lbs)
Blood TypeB
Representative EmojiN/A

Bae Jinyoung Facts:

– Bae Jinyoung searches his name on the net the least among members. (Harper’s BAZAAR Korea)
– He prefers blonde hair over blue hair.
– He considers his performance on stage as his charming point. (입덕CAR)
– He would rather not get sleepy forever than not get hungry forever.
– He wants to act in a detective drama.
– He would rather say ‘I love you’ one time than ‘I like you’ ten times.
– He doesn’t like chit chatting and likes to talk about work during his work hours.
– He said he is softer to the weak and more assertive to the stronger. (Weekly Idol EP616)
– He chose off-stage cuteness over onstage sexiness.
– He is the official pest control of the group as all the members call him to catch bugs. (POPKORN)
– All the members voted him as someone who is the most unaware of the latest memes and trends.
– He would rather spend one year with fans face-to-face over 20 years non-face-to-face.
– He has muted his group chat and the members have to message him personally to keep him updated.
– He loves the group’s song ‘Cinema’ since he wants to live like a movie. (SINGLES KOREA)
– He would like to go to an amusement park with FIX.
Read More Facts About Bae Jinyoung

Streaming Platform Links
Genie | Bugs | Melon

5. Hyunsuk

Hyunsuk (CIX Member)

Stage NameHyunsuk (현석)
Birth NameYoon Hyun Suk (윤현석)
PositionLead Dancer, Lead Rapper, Vocalist, Maknae
BirthdaySeptember 8, 2001
Active Years2019–present
Age22 (in 2024)
Zodiac SignVirgo
Height188 cm (6’2″)
Weight68 kg (150 lbs)
Blood TypeB
Representative EmojiN/A

Hyunsuk Facts:

– Hyunsuk is good at rock paper scissors and mind games according to the members. (입덕CAR)
– He likes to practice body stretching to relax.
– He prefers not gaming for a year over not doing hairstyles and makeup for a year.
– Yonghee said that Hyunsuk would be a great leader as he has perseverance and leadership skills.
– He prefers cabbage kimchi over kkakdugi.
– He dislikes carrots and cucumbers. (Hello CIX ep. 6)
– His favorite artist is BTS’s JungKook.
– He searches his name at least 30-40 times a day. (Harper’s BAZAAR Korea)
-He likes spending time at the swimming pool.
– He would like to act in a drama with a fresh love story if given the choice.
– He enjoys watching action movies.
– He is nicknamed ‘A-jjo’ because he is talented in many different areas.
– He feels it’s important to state your opinion as the other person might not know if we don’t tell them. (Weekly Idol EP616)
– He likes to eat meat, especially pork belly.
– He calls Jinyoung first when he sees a bug. (POPKORN)
– He is the strongest among the members.
– He would rather live with a private life revealed than live with revealing clothes on.
– His favorite ice cream flavor is chocolate.
Read More Facts About Hyunsuk

Streaming Platform Links
Genie | Bugs | Melon

CIX Photos

Note: Which CIX (Complete in X) members caught your eye first? Let us know your story in the comments down below!

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Lilian Chen

Yo! I'm Lilian, an Ahgase and a curious wordsmith on a never-ending quest for knowledge. Don't hesitate to spot any slip-ups in my work and feel free to reach out with additional facts & insights! ^^

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