The Kpop Yellow Pages

Stage name: Heejun

Birth name: Oh Heejun

Date of birth: 8 May 1996

Nationality: Korean

Band: KNK

Stage name: Inseong

Birth name: Jeong Inseong

Date of birth: 1 August 1994

Nationality: Korean

Band: KNK

Stage name: Jihun

Birth name: Kim Jihun

Date of birth: 20 February 1993

Nationality: Korean

Band: KNK

Stage name: Youjin

Birth name: Kim Youjin

Date of birth: 10 February 1993

Nationality: Korean

Band: KNK

Stage name: Seungjun

Birth name: Park Seungjun

Date of birth: 28 October 1993

Nationality: Korean

Band: KNK

Band name: KNK

Record label: YNB Entertainment

Year of debut: 2016

Genre: Pop

Language: Korean

Current members: Heejun, Inseong, Jihun,  Seungjun, Youjin 

Known for: KNOCK

Fanbase: -

The ones I can think of on the top of my head are:

A (Attack)

K (N.O.M)

K (Wonder Boyz)

L (Infinite)

M (Solo stage name - Shinhwa)

N (VIXX)

V (BTS)

There’s also Youkyung from AOA Black, whose “angel name” is Y, but it’s not really a stage name per se.

Nue Saeknam, meaning intellectually sexy man, is a trend term used to describe men who are well-educated or cultured that it makes them appear more attractive.

Stage name: Junhoe

Birth name: Koo Junhoe

Date of birth: 31 March 1997

Nationality: Korean

Band: iKON

Stage name: Jinhwan

Birth name: Kim Jinhwan

Date of birth: 7 February 1994

Nationality: Korean

Band: iKON

Stage name: Donghyuk

Birth name: Kim Donghyuk

Date of birth: 3 January 1997

Nationality: Korean

Band: iKON

Stage name: Yunhyeong

Birth name: Song Yunhyeong

Date of birth: 8 February 1995

Nationality: Korean

Band: iKON

Stage name: Bobby

Birth name: Kim Jiwon

Date of birth: 21 December 1995

Nationality: Korean

Band: iKON

Stage name: Chanwoo

Birth name: Jung Chanwoo

Date of birth: 26 January 1998

Nationality: Korean

Band: iKON

Stage name: B.I

Birth name: Kim Hanbin

Date of birth: 22 October 1996

Nationality: Korean

Band: iKON