Kim Myung-soo Biography: Age, Songs, Height, Movies, Awards, Net Worth, Twitter, Real Name, Nationality
Kim Myung-soo, widely known by his stage name L, is a singer and actor who rose to prominence as a member of the South Korean boy band Infinite.
He gained major recognition after Infinite released their breakthrough hit song Be Mine in 2011, which helped establish the group as one of K-pop’s notable acts.
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Beyond music, he built a successful acting career through television dramas, with his acclaimed performance as a peasant king double in the historical series The Emperor: Owner of the Mask in 2017 marking a major turning point in his career.
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| Wiki Facts & About Data | |
| Real Name: | Kim Myung-soo |
| Stage Name: | L |
| Born: | March 13, 1992 (age 34 years old) |
| Place of Birth: | Seoul, South Korea |
| Nationality: | South Korean |
| Ethnicity: | Korean |
| Height: | 5 feet 11 inches |
| Religion: | Christianity |
| Siblings: | Kim Moon-soo |
| Occupation: | Singer, Actor |
| Net Worth: | $5 million |
Early Life and Education
Kim Myung-soo, professionally known as L, was born on March 13, 1992, in Seoul, South Korea. Now 34 years old, he grew up alongside his younger brother, Kim Moon-soo, in a Korean Christian household.
His early years were shaped by his interest in music and performance, which later guided him toward a career in entertainment.
He completed his secondary education at Duksoo High School before pursuing higher studies in music.
He attended Daekyeung University, where he graduated in 2013 with a degree in Practical Music.
He later continued his academic journey at Hoseo University, focusing on Applied Music while balancing his growing entertainment career.
Personal Life
Kim Myung-soo is single and has never been married. He does not have any children and has kept his romantic relationships private throughout his career.
In 2013, he was involved in a brief dating controversy after reports linked him to a model and television personality.
The relationship was later acknowledged by his agency, but the pair had already separated due to public attention surrounding the issue. Since then, he has focused primarily on his music and acting career.
Career
Kim Myung-soo entered the entertainment industry in 2010 when he debuted as a vocalist and visual member of the boy group Infinite under Woollim Entertainment.
The group quickly gained popularity with songs such as Before the Dawn, The Chaser, and Be Mine, developing a strong international fan base. In 2014, he also became part of Infinite’s sub-unit Infinite F.
He began his acting career in 2011 with the Japanese drama Jiu Jiu Keishicho Tokushuhan Souzasou before appearing in Korean productions such as Shut Up Flower Boy Band, Master’s Sun, and My Lovely Girl.
His breakthrough acting performance came in 2017 when he starred in The Emperor: Owner of the Mask, earning praise for his emotional portrayal.
Following that success, he took his first major legal drama lead role in Miss Hammurabi in 2018 and gained further recognition as an angel in the fantasy romance series Angel’s Last Mission: Love in 2019.
He later starred in Meow, the Secret Boy, Royal Secret Agent, Numbers, and Treat Me Carelessly.
In 2021, Kim Myung-soo paused his entertainment activities to complete his mandatory military service as a member of the Republic of Korea Marine Corps.
After his discharge in 2022, he returned to acting and continued participating in Infinite-related music activities while expanding his solo career.

Awards
- MBC Drama Awards – Best New Actor (2017)
- MBC Drama Awards – Popularity Award, Actor (2017)
- Korea Drama Awards – Best New Actor Nominee (2017)
- Seoul International Drama Awards – Outstanding Korean Actor Nominee (2018)
- KBS Drama Awards – Excellence Award, Actor in a Miniseries Nominee (2019)
- KBS Drama Awards – Best New Actor (2019)
- KBS Drama Awards – K-Drama Hallyu Star Award (2019)
- KBS Drama Awards – Best Couple Award (2019)
- KBS Drama Awards – Top Excellence Award, Actor Nominee (2021)
Net Worth
Kim Myung-soo has an estimated net worth of $5 million. He has accumulated his wealth through his successful careers as a K-pop idol and television actor. His earnings come from music releases, concerts, acting projects, endorsements, modeling campaigns, and brand partnerships.
Social Media
- Instagram: @kim_msl
- X: @LKMS_official
Filmography
- Jiu Jiu Keishicho Tokushuhan Souzasou (2011)
- Shut Up Flower Boy Band (2012)
- What is Mom? (2012)
- Master’s Sun (2013)
- Cunning Single Lady (2014)
- My Lovely Girl (2014)
- The Time We Were Not in Love (2015)
- My Catman (2016)
- The Day After We Broke Up (2016)
- The Emperor: Owner of the Mask (2017)
- Miss Hammurabi (2018)
- Angel’s Last Mission: Love (2019)
- Meow, the Secret Boy (2020)
- Royal Secret Agent (2020)
- Numbers (2023)
- Treat Me Carelessly (2024)
- Love in Sync (2026)
Discography
- Be Mine (2011)
- Paradise (2011)
- The Chaser (2012)
- Man In Love (2013)
- Destiny (2013)
- Last Romeo (2014)
- Back (2014)
- The Eye (2016)
- Tell Me (2018)
- Memory (2021)
- New Emotions (2023)
- Flower (2024)
Books
- L’s Bravo Viewtiful Part 1 (2013)
- L’s Bravo Viewtiful Part 2 (2013)
What People Ask
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