Lee Kiseop
Lee Ki-seop (born January 17, 1991), commonly known as Kiseop, is a South Korean singer. He is best known for being a member of South Korean boy group U-KISS formed by NH Media in 2008. He joined U-KISS in November 2009, before departing the group in May 2019 and later rejoining the group in January 2022.
Also recorded as Lee Ki-seop
Lee Kiseop

ABlogAbroad ( · Photo was taken for K-Soul Magazine during the red carpet event Previously published: K-Soul Magazine Spring Edition · CC BY-SA 3.0
- Name
- Lee Ki-seop
- Birthplace
- Seoul, South Korea
- Born
- 17 January 1991
- Spouse
- Jung Yu-na (m. 2019)
- Occupation
- * Singer
- Nationality
- South Korea
- Fields
- K-pop
- Languages
- Korean
VALÉORINE Encyclopedia
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Documentary summary
Lee Ki-seop (born January 17, 1991), commonly known as Kiseop, is a South Korean singer. He is best known for being a member of South Korean boy group U-KISS formed by NH Media in 2008. He joined U-KISS in November 2009, before departing the group in May 2019 and later rejoining the group in January 2022.
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Note VALÉORINE
Lee Kiseop (born 1991) is a South Korean actor, pianist and singer. The actor was born in Seoul. Lee Kiseop is a member of U-KISS.
Genres include K-pop. Languages used include Korean.
Composed from admitted, traceable facts · 01 October 2026
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wikidata · Q2591401 · wikipedia · Lee Ki-seop
In this article
Key facts
Key facts
• Name — Lee Ki-seop • Birthplace — Seoul, South Korea • Born — 17 January 1991 • Spouse — Jung Yu-na (m. 2019) • Occupation — * Singer
Early life
Early life
Kiseop was born on January 17, 1991, in Seoul, South Korea where he lived with his parents and his older sister. He attended Yatab High School and was known for being a "Yatab Ulzzang", girls would follow him home and ask for his number. Kiseop was also active in the dance circle during the High School years.
2008: Pre-debut and joining U-KISS
2008: Pre-debut and joining U-KISS
Before debuting, Kiseop auditioned for numerous entertainment companies but he got rejected. He went into depression and thought about committing suicide but his parents helped guide him out of his suicidal stages. Kiseop's first ever TV appearance was with Girls' Generation on PKL's Wonderful Outing. He was modeling for a friend before he auditioned and got into U-KISS. Before officially joining U-KISS, Kiseop appeared in their debut music video Not Young.
2009–2010: Debut with U-KISS, CountiUkiss, ManManHani
2009–2010: Debut with U-KISS, CountiUkiss, ManManHani
In August 2009, U-KISS started recording new tracks for a follow-up to Bring It Back 2 Old School. The group released the EP ContiUKiss on November 5, 2009. The same day it was Kiseop's first TV appearance as the new U-KISS member. The single was produced by Brave Brothers. A Japanese-language version was released on February 29, 2012, as part of their first Japanese album, A Shared Dream. Kiseop has appeared on the second season of Ulzzang Shidae but was taken off the show because of U-KISS' tight schedule.
2011–2013: Acting and Musicals
2011–2013: Acting and Musicals
In 2011, Kiseop started his acting career in an MBC sitcom titled Real School along with his fellow member Eli Kim. The duo acted in a 40-episode series, transforming into high school students who reside at an "English Village" in an attempt to face and crack their fear of speaking English. Kiseop along with bandmates Dongho, Hoon and Soohyun filmed a movie with Jay Park, Kim Soo Ro and Park Yejin with the working title Mr. Idol in February 2011. In 2012, Kiseop, Soohyun, Eli and Kevin participated in the drama KPOP The Ultimate Audition, having small cameo appearances in three episodes acting as a senior idol group to the main cast. In 2013, Kiseop participated in his first musical Summer Snow along with his fellow members Soohyun and Kevin. The same year he also was cast in Goong Musical with Hoon from July 11, 2013, to July 15, 2013. In 2014, Kiseop was cast again in Goong Musical with his bandmates Soohyun, Hoon and Kevin.
2019: Departure from U-KISS and Marriage
2019: Departure from U-KISS and Marriage
On May 16, 2019, NH Media announced that Kiseop's contract with NH Media had expired and he had decided not to renew it along with other fellow U-KISS member Eli. On August 1, 2019, Kiseop announced through his Instagram that he would be marrying model/actress Jung Yoo Na.
2022: New agency, return to U-KISS
2022: New agency, return to U-KISS
On January 24, 2022, Kiseop signed an exclusive contract with Tango Music, with the announcement stating he is once again part of U-KISS.
TV series
TV series
• Year — Title — Role — Language • 2010 — Real School — Student — Korean, English • 2011 — KPOP The Ultimate Audition — senior idol group (cameo) — Korean
Movies
Movies
• Year • — Title — Role — Language • 2011 — Mr. Idol — Himself (as Wonder Boys) (cameo) — Korean
Musicals
Musicals
• 2013: Summer Snow (Kevin, Soohyun & Kiseop) • 2013: Goong (Kiseop & Hoon) • 2014: Goong (Soohyun, Kiseop, Hoon & Kevin) • 2016: Cafein
Primary material
Documents and archives
reference work
- “Lee Ki-seop”, English Wikipedia, consulted as further reading
Reputable secondary · Wikipedia
authority record
- Wikidata, structured authority record Q2591401: Lee Kiseop
General reference · Wikidata
Notes from the source article
Cited by Wikipedia
Notes from the source article
These works are cited by the source article, in its own numbering. They are recorded as its citations, not as sources VALÉORINE has verified.
- 1.KBS World. U-KISS . March 13, 2008. Retrieved September 3, 2008.
- 2.U-Kiss album released.
- 3.Kiseop's Profile. greekpop.asiat-world.com.
- 4.Allkpop. U-Kiss album released. November 5, 2009.
- 5.U-Kiss does "Man Man Ha Ni" on Music Core. Allkpop.
- 6.U-KISS reveals PV for "A Shared Dream". Allkpop.
- 7.Teaser for "Real School" starring U-Kiss's Dongho, Eli, and Ki Sub revealed.
- 8.U-Kiss's Dongho, Eli, and Ki Sub to act in new sitcom, 'Real School'. Allkpop.
- 9.Viewers anticipate "Real School" in MBC's new 2011 lineup. Allkpop.
- 10.NEWS | U-KISS(ユーキス) Japan official website.
- 11.U-KISS' Kiseop and Hoon Cast for the Musical "Goong". Soompi. 7 May 2013.
- 12.Dongjun, Taemin, & U-KISS members to head on over to Japan for 2014 season of musical 'Goong'. Allkpop.
- 13.U-KISS's Agency Announces Departure Of Eli And Kiseop. Soompi. 16 May 2019.
- 14.instagram.com.
- 15.Yoon, Sang-geun. Star News. January 24, 2022.
References
Citations
References
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reference work
Secondary witnessauthority record
General reference
The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 18 August 2026.
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