Boy Groups

ONEUS Members Profile & Facts

ONEUS Members

ONEUS (원어스) is a five-member Kpop boy group under RBW. The group members consist of Seoho, Leedo, Keonhee, Hwanwoong, and Xion. They initially debuted as six on January 9, 2019 with the mini album “LIGHT US“.

ONEUS Profile

DebutJanuary 9, 2019
Active Years2018–present
ONEUS MembersSeoho, Leedo, Keonhee, Hwanwoong, Xion
GenrePop/ Dance/ R&B
Oldest MemberSeoho
Youngest MemberXion
Former MemberRavn
Fandom NameTO MOON (투문)
Fandom ColorsEarth (PANTONE 7691 C, PANTONE 7724 C), Moon (PANTONE P 10-1 C),  White Glittering Space

ONEUS Facts:

– Their greeting is “ONE US! Hello, We’re ONEUS”.
– ONEUS has no official leader in the group.
– The group members were selected from among the trainees participating in the pre-debut project “RBW Trainee Real Life – We Will Debut”.
– They were known as RBW Boyz before their debut.
– The group name, ONEUS, means that the members formed a group by gaining strength from their fans.
– They are label mates and are considered the brother group of ONEWE.
– Their debut song “Valkyrie” peaked at number one in Australia and the US on iTunes and also ranked top ten in several countries.
– The group members joined the company in the following order: Keonhee – Hwanwoong – Ravn – Seoho – Leedo – Xion.
– They debuted at the Billboard’s World Digital Song Sales chart snagging fifteenth place with their debut song.
– The group participated on the show ‘Road to Kingdom’ in 2020 and came fourth.
– ONEUS is pronounced as “One Earth” in Korean.

Major Works

– Their popular songs include “Valkyrie”, “LIT”, “A Song Written Easily” and “LUNA”.


– The group won the “Rising Star Awards” at the FAN N STAR awards and “Next Artist Award” at the Soribada Best K-Music Awards in 2019.
– They also won the “The New Icon Award” at the Soribada Best K-Music Awards in 2020.

Instagram: @official_ONEUS
Youtube: ONEUS
Twitter: @official_ONEUS | @ONEUS_JPN 
TikTok: @rbw_oneus
Facebook: officialONEUS
Weibo: ONEUS_Official
Fancafe: RBWBOYZ

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

ONEUS Members Profile

1. Seoho

Seoho (ONEUS Members)
Stage NameSeoho (서호)
Birth NameLee Gunmin (이건민), legally changed to Lee Seoho (이서호)
PositionMain Vocalist
BirthdayJune 7, 1996
Active Years2017–present
Age28 (in 2024)
Zodiac SignGemini
Height176 cm (5’9″)
Weight63 kg (139 lbs)
Blood TypeA

Seoho Facts:

– Seoho is the only member who is the worst at cooking in the group. (Superlatives)
– He wore casual clothes so the staff often used to tell him to style up.
– He was the type to frantically do his homework last minute and often got in trouble. (Hanryu Pia)
– He often hides to skip cleaning duties.
– He is skilled at hiding at unusual places and it’s hard to find him.
– He said when he does something eccentric which he often does, Leedo has the warmest reaction among all the members.
– He loved the webtoon ‘The Boxer’.
– If he became Leedo for a day, he would skip meat and eat greasy food.
– He ignores when someone hurts him because he thinks if he responds, it’ll turn worse.
– He is a huge fan of reading manga and webtoons.
– He would like to collaborate with Bruno Mars. (Billboard)
– He likes the Japanese song ‘Stand by You’ by Hige Dandism.
– He doesn’t watch a lot of dramas.
– Seoho is the oldest in ONEUS after Ravn left the group.
– He loves to play soccer and basketball and participated in tournaments as a student.
– He only buys drinks while watching movies.
– He has a 4D personality according to Leedo.
– He likes rides like roller coasters or pirate ships that give him a sinking feeling.
– He would describe himself as a woody scent if given the choice.
– His most essential items while travelling are cell phone, lotion and slippers. (Sokollab)
– He is incharge of sports in the group.
– Xion described him as ‘a popping candy that has no idea where to bounce’.
– He is very particular about lip balms.
Read more facts about Seoho

2. Leedo

Leedo (ONEUS Members)
Stage NameLeedo (이도)
Birth NameKim Gunhak (김건학)
PositionMain Rapper, Sub Vocalist
BirthdayJuly 26, 1997
Active Years2018–present
Age26 (in 2024)
Zodiac SignLeo
Height178.5 cm (5’10”)
Weight67 kg (148 lbs)
Blood TypeAB

Leedo Facts:

– Leedo is known as the fitness fanatic in ONEUS.
– He is inspired by Sik-K and Travis Scott and would like to collaborate with them. (Billboard)
– Keonhee said Leedo is like a big dog because he might look like he bites people but he’s big and gentle.
– Seoho often pays for his meals.
– He likes to play ‘League of Legends’.
– He would diet if he became Seoho for a day.
– He never skips working out.
– The first movie he saw was ‘The Chronicles of Narnia’.
– If were to express his life as a movie genre, he would choose Thriller.
– He said he is the type to always do what he wants to do.
– Leedo is often the one who secretly eats and uses Seoho things but pretends to be innocent. (Hanryu Pia 2021)
– Three things he would take to a desserted island are ‘a survival kit’, ‘food’ and ‘people’.
– His favorite late night snacks are chicken and meat.
– He gets hot easily even in winters so he sleeps with windows open or turns on the fan.
– If he were any scent, he describes himself as a scent of fabric softener. (Panorama)
– He loves to videos on his phone including mukbangs, performances, gaming, workout videos etc.
– If he didn’t have his phone for a day, he’d spend his day working out.
– A mistake he often makes is that words don’t come out of his mouth when he is nervous in front of the camera. (OUR STEP)
– Body parts he is most proud of are his arms and shoulders.
– The type of pictures he has the most on his phone are screenshots of comments, lyrics, words and texts.
– He shaves twice a day.
– As a child, he hated having his photo taken.
– One thing that has not changed about him since childhood is being introverted and shy around people he doesn’t know.
– Leedo doesn’t believe in fate.
Read more facts about Leedo

3. Keonhee

Keonhee (ONEUS Members)
Stage NameKeonhee (건희)
Birth NameLee Keonhee (이건희)
PositionMain Vocalist
BirthdayJune 27, 1998
Active Years2018–present
Age26 (in 2024)
Zodiac SignCancer
Height181 cm (5’11”)
Weight64 kg (150 lbs)
Blood TypeO

Keonhee Facts:

– Keonhee cries the most among the members while watching a sad movie. (STYLECASTER)
– He likes to read poetry and short stories.
– He is skilled at catching the specifics and then explaining them in detail according to Ravn.
– He loves to wear pajamas at home.
– He is greatly inspired by IU and would like to collaborate with her.
– Leedo said if he had to compare Keonhee to any animal, it would be a long bunny.
– He is a fan of the movie ‘The Kissing Booth’. (K Style)
– He loves to take walks and gets a lot of inspiration from it.
– He wanted to raise a pet as a kid but his mom didn’t let him because she didn’t want to raise a pet along with her already three kids but later bought him a tamagotchi (a virtual pet). (Hanryu Pia)
– He wants to keep a dog when he moves out to live alone.
– He is into counting calories.
– He likes to watch different types of content on Netflix and youtube.
– Keonhee said he is often complimented by his friends for being organized. (K Style)
– He would eat loads of food if he became Leedo for a day since it’s not his body.
– He said when he wants to say something serious, all the older members start joking around.
– If he could describe himself in any scent, he would choose cotton because he wants people to gain comfort around him.
– He loves to eat bread.
– He is thankful to Hwanwoong because sometimes members tease him a lot so he gets sad but Hwanwoong tells them to stop. (Hanryu Pia)
Read more facts about Keonhee

4. Hwanwoong

Hwanwoong (ONEUS Members)
Stage NameHwanwoong (환웅)
Birth NameYeo Hwanwoong (여환웅)
PositionMain Dancer, Sub Vocalist
BirthdayAugust 26, 1998
Active Years2018–present
Age25 (in 2024)
Zodiac SignVirgo
Height168 cm (5’6″)
Weight57 kg (125 lbs)
Blood TypeA

Hwanwoong Facts:

– Hwanwoong said his greatest weakness is his wish to sleep.
– The body he is most proud of nose and eyes.
– His favorite neighbourhood is a deserted park or playground.
– His favorite movie is ‘About Time’.
– The type of pictures he has the most on his phone are selfies and funny pictures of members.
– He was the type to do his homework slowly each day because he hated the looming pressure.(Hanryu Pia 2021)
– He is passionate about getting good sleep and a mistake he often makes is oversleeping.
– His favorite time of the day is dawn after the working day has ended.
– He watches cute videos or texts when is feeling down to cheer himself up.
– He wants to visit Sapporo Snow Festival in Japan.
– He would like to smell like winter of all scents because he wants people to have the same thrill in knowing him as they await for snow in winter. (Panorama)
– He was obsessed with taekwondo before he started practicing dance.
– He likes to eat popcorn while watching movies. (K Style)
– He watches music performances, animal videos and variety programs on youtube.
– He often visits Gong Cha because he loves boba tea.
– A thing he always carries in his bag is a dairy and notebook.
– He doesn’t enjoy singing at the karaoke. (OUR STEP)
– Hwanwoong aspired to become a singer in his childhood after watching Rain.
– His most essential items while travelling are pretty clothes to flim dance covers, Boom Boom (his favorite speaker) and swimsuits. (Sokollab)
Read more facts about Hwanwoong 

5. Xion

Xion (ONEUS Members)
Stage NameXion (시온)
Birth NameSon Dongju (손동주)
PositionSub Vocalist, Visual, Maknae
BirthdayJanuary 10, 2000
Active Years2018–present
Age24 (in 2024)
Zodiac SignCapricorn
Height173 cm (5’8″)
Weight56 kg (121 lbs)
Blood TypeAB

Xion Facts:

– Xion is good at cooking and makeup according to the members.
– His favorite songs include ‘First Love’ by A.C.E and ‘With My Tears’ by MAMAMOO’s Wheein. (K Style)
– He feels his parents listen to and understand him the most and often writes to his mom for advice.
– He and Keonhee text the most among ONEUS members.
– As a student, he received many casting proposals but turned them down since he wasn’t thinking of becoming an idol then.
– If he could be any scent, he would want to be a cozy scent like a blanket because it makes one feel cozy and comfortable. (Panorama)
– He bites the members for fun but dislikes it when they bite him back.
– He taught himself barista skills and once aspired to be a certified barista.
– Seonho described him in one word as ‘Troublemaker’.
– His most essential items while travelling are charger, heating pack and a perfume.
– Despite being the youngest, he is seen as the ‘mom’ of the group.
– He has long eyelashes and can balance a toothpick on them.
– He sometimes likes to go alone to the cinema so he can concentrate on the movie better. (K Style)
– His favorite coffee drinks are iced Americanos, lattes, and mochas.
– He is the type to say what he wants to say without hesitation according to Seoho.
– Xion has a level 3 allergy to egg yolks but eat them since he never had major reactions.
– He enjoys malatang.
– He wears a distinctive perfume/cologne that the members recognize.
Read more facts about Xion 

Former Members:

6. Ravn

Ravn (ex. ONEUS)
Stage NameRavn (레이븐)
Birth NameKim Youngjo (김영조)
PositionMain Rapper, Sub Vocalist, Producer
BirthdaySeptember 2, 1995
Active Years2018–present
Age28 (in 2024)
Zodiac SignVirgo
Height178 cm (5’10″)
Weight65 kg (143 lbs)
Blood TypeA

Ravn Facts:

– Ravn was considered the dad of the group.
– He trained for 5 years before debuting in ONEUS.
– One thing he said hasn’t changed about him is his optimistic personality.
– His favorite karaoke song is ‘Radiohead’ by Creep.
– He got close with Keonhee because they often used to eat malatang together.
– He said he is not good at any sports but likes basketball.
– His charming points are his lips and confidence.
– He loves Marvel movies, especially Spiderman.
– His favorite movie includes ‘Secret’ and ‘Titanic’.
– A habit he wants to fix is constantly looking in the mirror.
– His favorite songs include ‘Just Kidding’ by Giriboy (Prod. Zion.T). (K Style)
– He taught himself how to compose and write lyrics.
– His childhood aspiration of becoming a movie director was inspired by the “Lord of the Rings” films.
– Three things he would take to a deserted island are ‘a bamboocopter’, ‘a door that takes anywhere like Doraemon’s’ and ‘Iron Man’s suit’.
– He has a habit of talking in his sleep.
– His favorite late night snack menu is chicken.
– He relieves his stress by shouting, writing the hanzi “King” (Wang) on his hand.
– He is an ‘insider’ and is easy to get along with. (OUR STEP)
– His sister nicknamed him 고양이 (koyang-i) which means cat.
– He is very attentive and doesn’t mind the age difference according to Keonhee.
– He makes sure that all his streaming and gaming subscriptions are paid before he goes on tour.
– Ravn left ONEUS  in October 2022 voluntarily to not cause harm to the group, after a someone claiming to be his ex-girlfriend posted against him on Twitter.
Read more facts about Ravn

ONEUS Photos

Note: Which ONEUS member 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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