ONEUS Members Profile

ONEUS Members Profile and Facts:

ONEUS (원어스) is a 5-member South Korean boy group RBW Entertainment, consists of: Seoho, Leedo, Keonhee, Hwanwoong, and Xion. They debuted on January 9, 2019, with their first mini album, LIGHT US.

Group Name Meaning: N/A
Official Greeting: “ONEUS! Hello, we are ONEUS!”

ONEUS Official Fandom Name: TO MOON (투문)
Fandom Name Meaning: N/A
ONEUS Official Colors: Earth (PANTONE 7691 C, PANTONE 7724 C), Moon (PANTONE P 10-1 C), & White Glittering Space.

ONEUS Official Logo:

Official SNS:
Instagram: @official_oneus
X: @official_ONEUS / (Japan): @ONEUS_JPN
TikTok: @rbw_oneus
YouTube: ONEUS
Weibo: @ONEUS_Official
Fan Cafe: RBWBOYZ
Facebook: ONEUS

ONEUS Member Profiles:
Leedo

Stage Name: Leedo (이도)
Birth Name: Kim Gun-hak (김건학)
Position(s): Main Rapper, Sub-Vocalist
Birthday: July 26, 1997
Zodiac Sign: Leo
Height: 178.5 cm (5’10”)
Weight: 67 kg (148 lbs)
Blood Type: AB
MBTI Type: ISFP
Nationality: Korean
Representative emoji: 🐥
Instagram: @leedo_kgh

Leedo Facts:
– Leedo was born in Jangam-dong, Uijeongbu, Gyeonggi, South Korea.
– Nickname: Caveman
– His hobby is working out.
– He hates vegetables.
– He can rap in the voice of Maenggu.
– Leedo has a younger brother, born in 2000, named Gunhee.
– His specialty / strengths are rapping, singing, dancing and working out.
– He thinks his attractive point is the difference in his voice when rapping vs. singing.
– According to himself, there was a period when he lost trust in people and decided not to be an idol anymore. Then, Ravn called him and suggested him to try auditioning for RBW.
– Leedo was a YG Entertainment trainee.
– According to Xion, Leedo gets shy a lot, and flustered as well. (I Shall Debut ep.2)
– He is very strong. He’s able to easily carry two members on his back while doing squats.
Show more Leedo fun facts…

Keonhee

Stage Name: Keonhee (건희)
Birth Name: Lee Keon-hee (이건희)
Position(s): Main Vocalist
Birthday: June 27, 1998
Zodiac Sign: Cancer
Height: 181 cm (5’11”)
Weight: 64 kg (150 lbs)
Blood Type: O
MBTI Type: ENFP
Nationality: Korean
Representative emoji: 🐰
Instagram: @in2yourblue

Keonhee Facts:
– He has 2 younger sisters. One of them is named Hyeonhee. (I Shall Debut S2, ep. 13)
– His hobby is looking at art and trying to find a message in it.
– Keonhee likes to eat a lot. (Oneus We Will Debut ep. 2)
– Nicknames: Olaf, Frog, Giraffe, Energy, Sexy, Charisma, Coolness.
– He is afraid of pigeons.
– He thinks his attractive point is his bright energy.
– Keonhee speaks English and Japanese.
– He has prominent collarbones.
– He used to wear braces (just on his bottom teeth). He would have a lisp because of the braces.
– He has a signature heart.
– He is close with AB6IX‘s Donghyun, WEi‘s Kim Donghan, former YDPP‘s Lee Gwanghyun, and former FENT trainee Lee Junwoo.
Show more Keonhee fun facts…

Hwanwoong

Stage Name: Hwanwoong (환웅)
Birth Name: Yeo Hwan-woong (여환웅)
Position(s): Main Dancer, Sub-Vocalist
Birthday: August 26, 1998
Zodiac Sign: Virgo
Height: 168 cm (5’6″)
Weight: 57 kg (125 lbs)
Blood Type: A
MBTI Type: ISTP
Nationality: Korean
Representative emoji: 🐯
Instagram: @yeohwannwoong

Hwanwoong Facts:
– He is an only child.
– Hwanwoong was a student at SOPA (Graduated).
– He started dreaming of becoming a singer after watching Rain ever since he was young.
– He likes watching movies.
– His dancing specialties are locking, waacking and street dancing.
– Nicknames: Sloth, Peanut, Dachshund, Woongie.
– His hobby is getting on swings.
– He hates doing things with his hands and dieting.
– He thinks his attractive point is the difference between his image on an ordinary day and when he’s on stage.
– Hwanwoong is a former Pledis Entertainment trainee.
– He was a finalist of the Pledis Hot Debut back in 2013 and was a potential SEVENTEEN member.
– He used to train with SEVENTEEN’s Seungkwan and DK for a short period of time.
– Him and WJSN’s Eunseo were classmates.
Show more Hwanwoong fun facts…

Xion

Stage Name: Xion (시온)
Birth Name: Son Dong-ju (손동주)
Position(s): Sub-Vocalist, Visual, Maknae
Birthday: January 10, 2000
Zodiac Sign: Capricorn
Height: 173 cm (5’8″)
Weight: 56 kg (121 lbs)
Blood Type: AB
MBTI Type: ISTJ-T
Nationality: Korean
Representative emoji: 🐶
Instagram: @_xioneus

Xion Facts:
– Xion was born in Yeongtong-dong, Yeongtong-gu, Suwon, Gyeonggi, South Korea.
– His specialty is acting.
– He was originally supposed to use the stage name ‘Leedo’.
– Xion likes to eat a lot. (Oneus We Will Debut ep. 2)
– He has a twin brother named Dongmyeong, who is a member of ONEWE. Xion is the younger twin by 1 minute.
– Nickname: Doongdoongie.
– His hobby is watching musicals.
– He doesn’t click his fingernails, he bites them.
– He has long eyelashes, he can actually place a toothpick on his eyelashes.
– Xion was the MC for V HEARTBEAT WEEKLY’s K-Pop Chart & News along with his twin brother.
– When asked what Xion is in charge of in the team, Leedo answered that he’s in charge of aegyo. (I Shall Debut ep.2)
Show more Xion fun facts…

Member in Hiatus:
Seoho

Stage Name: Seoho (서호)
Birth Name: Lee Gun-min (이건민), legally changed to Lee Seo-ho (이서호)
Position(s): Main Vocalist
Birthday: June 7, 1996
Zodiac Sign: Gemini
Height: 176 cm (5’9″)
Weight: 63 kg (139 lbs)
Blood Type: A
MBTI Type: INTP
Nationality: Korean
Representative emoji: 🐿️
Instagram: @2seoho

Seoho Facts:
– He is from Daejeon, South Korea.
– He has an older sister. (ONEUS DO IT: ‘MSC Episode: MSC FREEDOM pt. 1’)
– He was originally supposed to use the stage name ‘Xion.’
– Hobbies: playing football and basketball, and asking useless questions.
– Nicknames: Gunminie, Tori, Squirrel.
– His specialty / strengths are working out and that he laughs a lot, so he’s good to be around.
– He thinks his attractive points are his sweet vocals and his eye-smile.
– He can laugh like a witch without opening his mouth.
– Seoho is very easy going and jokes around a lot, according to Leedo and Xion. (I Shall Debut ep.2)
– He is the happy virus. He makes the members happy when they are sad.
– He is considered to be the mom of the group. (K DIAMOND)
– On November 5, 2023, he appeared on King Of Mask Singer as Wolf. He sang 잊었니 (Did You Forget) by Lee Seungchul.
– Seoho enlisted on February 17, 2025, and will be discharged on August 16, 2026.
Show more Seoho fun facts…

Former Member:
Ravn

Stage Name: Ravn (레이븐)
Birth Name: Kim Young-jo (김영조)
Position(s): Main Rapper, Sub-Vocalist, Producer
Birthday: September 2, 1995
Zodiac Sign: Virgo
Height: 178 cm (5’10″)
Weight: 65 kg (143 lbs)
Blood Type: A
MBTI Type: ENTJ
Nationality: Korean
Instagram: @pls9ravn / @ravn___official
X: @RAVN_JP
TikTok: @ravn__official
YouTube: 김영조 / raspitoutflame
SoundCloud: pls9ravn

Ravn Facts:
– He was born in Mok-dong, Yongin, South Korea.
– He has an older sister.
– Ravn used to be a child actor (extra) and child model.
– He is a former JYP Entertainment, YG Entertainment, and Plan A Entertainment trainee.
– Ravn won 2nd place at JYP’s 2016 audition.
– He was supposed to debut in Victon but left the company.
– His stage name ‘Ravn’ comes from an X-Men hero named Mystique Raven who he likes.
– He is fluent in Japanese.
– Ravn’s lucky number is 9.
– On October 14, 2022, an anonymous individual claiming to be Ravn’s ex-girlfriend posted claims against him on X.
– On October 27, 2022, it was announced that Ravn left the group because of the rumors against him.
– Ravn debuted solo on April 2, 2025, with the single “Comedy”.
Show more Ravn fun facts…

 Made by: Sam (thughaotrash)
(Special thanks to: ST1CKYQUI3TT, Woo., Madi Parker, SuuJo, dean, Bella 🐰, MarkLeeIsProbablyMySoulmate. Giuls’ Blog, syasya, Xieda WeUs, rosie, Jerick Adrian Mosquete, Christian Gee Alarba, Amber M., seisgf, [email protected]., Estifanos T/micheal, Bella, Linnie, ליאם רצון, avery, keke d, chase, Rosy, syasya, ig// oneus4ever, choimii, Reeyah, paloma | {ShawolSD}, Hannah, ParkBaekyolks, georgeantonior_333, Lexi, mateo 🇺🇾, syasya, RV (彩英), maknae, 하늘, cierra, Justine Leann P Bahinting, chipsnsoda, kilbad, MathiHS, elgy., NTheQ, JisooUtted, frootysnack, Emily Dalloglio – Jones, Park MikaMin, Izzy, rlaaltns_11, ksu👌🏼⭐STREAM SWEET CHAOS, 이루리, mango.mochi, Oneus Moon, A TINY ARMY, Martin Junior, Begüm~, Martin Junior, Tokki, Andrew Kim, Begüm~, TY 4MINUTE, sleepy_lizard0226, Rifqi Harith, BlitzKyng, meowfluff, kimrowstan, Sana, mochaeve, xxcv, luna, Lou<3, munjungcito, and more!)

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For reference on MBTI types:
E = Extroverted, I = Introverted
N = Intuitive, S = Observant
T = Thinking, F = Feeling
P = Perceiving, J = Judging
The MBTI Types were revealed during Short Concert Video on August 25, 2019.

Related:
ONEUS Discography
ONEUS: Who is Who?
ONEUS Awards History
Quiz: Which ONEUS Member Are You?
Poll: What Is Your Favorite ONEUS MV?
Poll: What Is Your Favorite ONEUS’ Promoted B-Side?

Latest Official Korean Release:

Latest Official Japanese Release:

Do you like ONEUS? Do you know more facts about them? Feel free to comment below.