KNK (Korean: 크나큰; Japanese: クナクン) is a five-member boy group formed by YNB Entertainment. They debuted on March 3, 2016 with the single "Knock". Their name stands for K-pop kNocK which means "to knock on the door of K-pop with their music."
On September 10, 2018, KNK announced they have left YNB with Youjin leaving the group as well. On December 20, KNK introduced their newest member, Lee Dong Won. Starting January 2, 2019, they are under 220 Entertainment.
Seoham departed from the group on September 30, 2021
The agency announced that Oh Heejun's contract ended on January 13, 2022 and he will leave the group.
On December 4, 2023, ROMEO's Kim Hyun Jong was revealed as a new member of the group.
Korean: 동원
Japanese: ドンウォン
Korean: 인성
Japanese: インソン
Korean: 지훈
Japanese: ジウフン
Korean: 김현종