Group Members

Rubin (1TEAM) Profile, Bio, and Facts


Rubin (루빈) is a South Korean singer, tattoo artist and a former member of 1TEAM that debuted on March 27, 2019, with the mini album “HELLO!” under Liveworks Company.

Stage Name: Rubin (루빈)
Birth Name: Lee Hae Joon (이해준) Legal Name: Lee Ru Bin (이루빈)
Occupation: Singer, Tattoo Artist
Birthday: August 16, 1995
Age 28 (in Jul 2024)
Active Years: 8
Zodiac Sign: Leo
Height: 179 cm (5’10”)
Weight: 55 kg (121 lbs)
Nationality: Korean
Blood Type: AB

Rubin Facts:

Early Life

– Rubin was born in Daejeon, South Korea.
– He went to Daejeon Daemum Middle School.
– He graduated from Daejeon Hanvit High School.
– He studied in the Department of Broadcasting and Entertainment and graduated from Global Cyber University.
– He won awards at national art competitions during his student days.

Personal Life

– His Chinese name is Li Ruibin (李锐彬).
– He is nicknamed “Prince” and “Ruru.”
– He has been interested in art for a long time and loved drawing and making things when he was young.
– He dreamed of becoming a singer after watching Kang Seung-yoon (WINNER) sing “Black & White” by Micheal Jackson in the show Superstar K2.
– He gets scared the most out of the 1TEAM members.
– He can speak English and Korean.
– He said would have become an art teacher if he wasn’t a singer.
– Rubin became interested in music when he started wanting to sing along to songs and play the music he enjoyed.
– He sleeps the most out of the 1TEAM members.
– He thought he would attend a physical education high school because of his long experience with Kendo.
– His biggest strength is working in music, and he never gets nervous when performing on stage.
– His MBTI is ENTJ.
– His motto is “Always keep your own art.”
– His one-line quote is, “Don’t try to understand me. Just feel and accept me”.
– He was always fascinated by singers who played their own music.
– He is confident in singing the song “VIBE.”
– He is skilled in copying things.
– He considers Zico, Dean, Justin Bieber, and Dooly as his role models.
– Lately, he has been getting into freestyle dancing.
– His English name is Colin.
– His hobby is collecting guns and swords.
– He can play drums, guitar, and piano.
– He also has several tattoos on both arms.


– He was the leader, lead vocalist, and visual of the group “1TEAM”.
– Rubin has been a trainee for over eight years and used to train at Woollim Entertainment.
– He also trained at Loen Entertainment and Mystic Entertainment.
– He legally changed his name from Lee Hae Joon to Lee Rubin in 2017.
– He participated in BOYS24 under his former name Lee Haejoon and was in Unit White before switching to Unit Red. He made it to the semi-finals but was eliminated soon after.
– He was ranked 3rd in MIXNINE and was placed in a debuting group, but the debut got canceled.
– He became a tattoo artist under the name Colin after the disbandment of 1TEAM.
– In 2021, he opened a shop as a tattoo artist named “Colin Tattoos” and also works as a freelance model and actor.
– He appeared in a music video co-produced by Laneige and Xu Heoju.

Likes & Dislikes

– Rubin is interested in learning French and admires the French novel author Bernard Werber.
– While he dislikes butterflies, he likes flowers.
– He has a soft spot for cats, particularly BC‘s cats, who he thinks are adorable.
– His favorite artists are Maroon5, Bruno Mars, and Harry Styles.
– He loves animals.
– He has a fear of heights and water.
– His favorite tattoos on his body are the plum blossoms on the back and the Taegeukgi pattern on the shoulder of his left arm.
– ‘Rolling Rolling’ is his favorite song from 1TEAM.
– Kimchi Stew is his favorite food.
– His favorite colors are gold and turquoise.
– His favorite fruits are hard and sour cherries and hard peaches.
– If he could represent himself as any fruit, he said it would be durian.
– He loves to play baseball.
– He doesn’t enjoy speed.
– His favorite animals are tigers and cranes.

Social Media Handles

Instagram: irubin_ | tattooer_colin (tattoo account)

Streaming Platform Links

Genie | Bugs | Melon


Brandon Salim

I am your dedicated K-pop enthusiast and writer. My mission is to share the enchantment of K-pop with you through artist profiles. Feel free to share your suggestions and opinions on my writings. Your feedback is always welcome!