All About KNK Members: Profile, Facts, Discography, and Much More!


Let’s Get To Know KNK!

KNK is one of the popular boy groups from South Korea. People frequently ask, what is KNK? KNK represents the short version of Keunakeun (크나큰), which means ‘great’ or ‘to be great’ in Korean. KNK is also the abbreviation of K-pop kNocK. KNK’s fandom name is Tinkerbell.

KNK was created under YNB Entertainment and debuted in February 2016. KNK consisted of Park Seo-ham, Jeong In-seong, Kim Ji-hun, Oh Hee-jun, Lee Dong-won, and Kim You-jin. But sadly, Kim You-jin decided to leave KNK in September 2018.

Want to know more about KNK? You have come to the right place! In this article, Channel-Korea will introduce you with the magnificent KNK and everything you need to know about them! Don’t miss it!

Profile and Facts About KNK


Here are the full profiles and some interesting facts about every member of KNK!

Park Seo-ham

Park Seo-ham

Birth Name: Park Gyeongbok

Stage Name: Seoham (서함)

Date of Birth: October 28th, 1993

Age: 25 (International age)/26 (Korean age)

Zodiac Sign: Scorpio

Position: Main Rapper, Sub Vocalist, Visual, Face of The Group

Nationality: Korean

Height: 188 cm

Weight: 70 kg

Blood Type: B

Instagram: @parkseoham

Facts About Park Seo-ham

  • Park Seo-ham legally changed his name from Park Gyeongbok to Park Seung-jun, then changed it again to Park Seo-ham.
  • His nickname is Kyungbok.
  • He has a younger brother.
  • He used to be a Big Hit Entertainment trainee and used to train with a BTS member.
  • Park Seo-ham’s ideal type is someone who can take care of him and support him in rising up.
  • Park Seo-ham has appeared in Bestie’s music videos “Zzang Christmas” and “Excuse Me.”
  • He moved to JYP Entertainment and he trained alongside Got7 members.
  • He loves cooking, listening to music, and watching TV. His favorite movie is The Intern and his taste in music is Rock and Dance music.
  • He loves to eat beef and drinks everything except carbonated drinks.
  • Park Seo-ham placed 1st at the Top 12 Visual Male in MIXNINE chosen by Knetz.


Jeong In-seong

Jeong In-seong

Birth Name: Jeong In-seong

Date of Birth: July 1st, 1994

Zodiac Sign: Cancer

Age: 24 (International age)/25 (Korean age)

Height: 183 cm

Weight: 71 kg

Blood Type: A

Nationality: Korean

Position: Main Vocalist

Facts About Jeong In-seong

  • Jeong In-seong has an older sister.
  • He was with Oh Hee-jun when for the first time he appeared in the variety show Cheongdam-dong 111 in 2013.
  • Jeong In-seong has appeared in many kinds of television shows and done well, that’s why he is often invited as a guest star in television shows.
  • He and Park Seo-ham were former trainees at Big Hit Entertainment, then they moved on to FNC Entertainment.
  • Jeong In-seong’s ideal type is someone who has a kind heart, physically has tanned skin, is tall and cute.
  • His taste in music involves ballads, jazz, and hip-hop.
  • He loves every kind of food, except ginger.
  • He has a positive personality, and one of his habits is licking his lips.
  • Jeong In-seong also appeared in season 2 of Let’s Go! Dream Team, in 2016.
  • He’s a fan of Forty, Xia Junsu, Kim Beom-soo and also Na Yoon-kwon.

Kim Ji-hun

Kim Ji-hun

Birth Name: Kim Ji-hun

Date of Birth: February 20th, 1995

Zodiac Sign: Pisces

Age: 23 (International age)/24 (Korean age)

Height: 186 cm

Weight: 73 kg

Blood Type: A

Position: Leader, Main Dancer, and Vocalist

Nationality: Korean

Facts About Kim Ji-hun

  • Kim Ji-hun has an older sister.
  • His taste of music involves ballads, hip-hop, and R&B.
  • He loves coffee and samgyeopsal (pork belly meat).
  • He used to be a trainee at Nega Network.
  • He’s a fan of Chris Brown and Jason Derulo.
  • He loves to shop, play soccer, watch dance videos, and one of his habits is touching his nose.
  • Kim Ji-hun’s ideal type is someone who has a good attitude and is respectful towards older people.
  • With Kim You-jin and Park Seo-ham, Kim Ji-hun has appeared in Bestie’s music video for “Zzang Christmas.”

Oh Hee-jun

Oh Hee-jun

Birth Name: Oh Hee-jun

Date of Birth: May 8th, 1996

Zodiac Sign: Taurus

Age: 22 (International age)/23 (Korean age)

Height: 180 cm

Weight: 61 kg

Blood Type: B

Nationality: Korean

Position: Maknae, Rapper, Vocal, and Dancer

Instagram: @knk_heejune

Facts About Oh Hee-jun

  • Together with Jeong In-seong, he used to be a trainee at FNC Entertainment.
  • He’s a fan of Kim Kwang-seok.
  • Oh Hee-jun’s ideal type is Amanda Seyfried and Apink’s Yoon Bomi.
  • He is a fast learner.
  • His taste in music includes hip-hop, ballads, and folk music.
  • He loves to play guitar, soccer, bowling, and ping-pong.
  • One of his habits is scratching between his eyebrows.
  • He loves braised chicken, coke, and milk, and he does not like Chinese noodles and Korean rice soup.

Former member – Kim You-jin

Kim You-jin

Birth Name: Kim You-jin

Date of Birth: February 10th, 1993

Zodiac Sign: Aquarius

Age: 25 (International age)/26 (Korean age)

Height: 187 cm

Weight: 78 kg

Blood Type: AB

Position: Main Vocalist, Dancer

Nationality: Korean

Facts About Kim You-jin

  • Kim You-jin has three younger brothers.
  • He’s a former trainee of TS Entertainment.
  • Kim You-jin has a stubborn personality, and one of his habits is shaking his leg.
  • He loves steak, pizza, and hamburger, he doesn’t like eggplant, lotus, and oysters.
  • His favorite types of music are R&B and hip-hop.
  • Kim You-jin’s ideal type is someone petite and cute.
  • He once trained with the members of BAP.
  • Kim You-jin’s nickname is Peppero and Chopsticks.
  • He participated in YG Entertainment’s idol survival show MIXNINE, but unfortunately didn’t pass the auditions.
  • He was diagnosed with panic disorder, and that’s one of the reasons why he decided to leave KNK.

Also, it’s official there will be one new member! His name is Lee Dong-won, but there’s no information about him yet. So, get ready to get to know him better soon!

KNK’s Discography


Here’s the complete discography of KNK!

Extended Plays

Title Album Details
Awake Released on June 2nd, 2016

Label: YNB Entertainment, CJ E&M

Formats: CD, Digital Download

Remain Released on November 17th, 2016

Label: YNB Entertainment, CJ E&M

Formats: CD, Digital Download

Gravity, Completed Released on July 20th, 2017

Label: YNB Entertainment, CJ E&M

Formats: CD, Digital Download


Single Albums

Title Album Details
Knock Released on March 3rd, 2016

Label: YNB Entertainment, Interpark INT

Formats: CD, Digital download

Gravity Released on May 25th, 2017

Label: YNB Entertainment, CJ E&M

Formats: CD, Digital download

U / Back Again Released on October 11th, 2017

Label: Universal Music Japan

Formats: CD, Digital download



Title Year
Knock 2016
I Remember 2016
Back Again 2016
U 2016
Sun, Moon, Star 2017
Rain 2017
Closer 2018


Watch one of KNK’s singles here:

KNK’s Filmography


Here’s the full list of KNK’s filmography!

Reality Shows

Title Year
My Keunakeun Television 2015-2017
My Keunakeun Television 2 2017-present
20th Century Boy and Girl 2017


Music Videos

Title Year
Knock 2016
Back Again 2016
Back Again (Dance Version) 2016
U (Performance Video) 2016
Sun, Moon, Star 2017
Rain 2017


Watch one of the KNK’s appearances here: