These Are The 9 K-Pop Groups With The Youngest Average Debut Age EVER

The average for all of them is at or below 17!

Sometimes these days, it seems like K-Pop idols are debuting at younger and younger ages, which some fans think is a problem. However, are idols really debuting at a younger age in this era of K-Pop, or were there equally young trainees in the second and third generations? This list will help to solve that question! Here are the 9 K-Pop groups with the youngest average debut ages, based on the debut ages of their original member line-ups.

9. LIGHTSUM

Debut date: June 10, 2021

Member ages at debut:

  • Sangah: 18 (born September 4, 2002)
  • Chowon: 18 (born September 16, 2002)
  • Nayoung: 18 (born November 30, 2002)
  • Hina: 18 (born April 7, 2003)
  • Juhyeon: 18 (born April 8, 2004)
  • Yujeong: 17 (born June 14, 2004)
  • Huiyeon: 15 (born August 1, 2005)
  • Jian: 14 (born November 4, 2006)

Group average debut age: 17

8. Weki Meki

Debut date: August 8, 2017

Member ages at debut:

  • Suyeon: 20 (born April 20, 1997)
  • Elly: 19 (born July 20, 1998)
  • Yoojung: 17 (born November 12, 1999)
  • Doyeon: 17 (born December 4, 1999)
  • Sei: 17 (born January 7, 2000)
  • Lua: 16 (born October 6, 2000)
  • Rina: 15 (born September 27, 2001)
  • Lucy: 14 (born August 31, 2002)

Group average debut age: 16.9

7. Weeekly

Debut date: June 30, 2020

Member ages at debut:

  • Soojin: 18 (born December 12, 2001)
  • Jiyoon: 18 (born March 2, 2002)
  • Monday: 18 (born May 10, 2002)
  • Soeun: 17 (born October 26, 2002)
  • Jaehee: 16 (born March 18, 2004)
  • Jihan: 15 (born July 12, 2004)
  • Zoa: 15 (born May 31, 2005)

Group average debut age: 16.7

6. Apink

Debut date: April 19, 2011

Member ages at debut:

  • Chorong: 20 (born March 3, 1991)
  • Bomi: 17 (born August 13, 1993)
  • Eunji: 17 (born August 18, 1993)
  • Naeun: 17 (born February 10, 1994)
  • Yookyung: 16 (born September 22, 1994)
  • Namjoo: 15 (born April 15, 1995)
  • Hayoung: 14 (born July 19, 1996)

Group average debut age: 16.6

5. f(x)

Debut date: September 5, 2009

Member ages at debut:

  • Victoria: 22 (born February 2, 1987)
  • Amber: 16 (born September 18, 1992)
  • Luna: 16 (born August 12, 1993)
  • Sulli: 15 (born March 29, 1994)
  • Krystal: 14 (born October 24, 1994)

Group average debut age: 16.6

4. NU’EST

Debut date: March 15, 2012

Member ages at debut:

  • Aron: 18 (born May 21, 1993)
  • JR: 16 (born June 8, 1995)
  • Baekho: 16 (born July 21, 1995)
  • Minhyun: 16 (born August 9, 1995)
  • Ren: 16 (born November 3, 1995)

Group average debut age: 16.4

3. TVXQ

Debut date: December 26, 2003

Member ages at debut:

  • Jaejoong: 17 (born January 26, 1986)
  • Yunho: 17 (born February 6, 1986)
  • Yoochun: 17 (born June 4, 1986)
  • Junsu: 16 (born December 15, 1986)
  • Changmin: 15 (born February 18, 1988)

Group average debut age: 16.4

2. NCT DREAM

Debut date: August 25, 2016

Member ages at debut:

  • Mark: 17 (born August 2, 1999)
  • Renjun: 16 (born March 23, 2000)
  • Jeno: 16 (born April 23, 2000)
  • Haechan: 16 (born June 6, 2000)
  • Jaemin: 16 (born August 13, 2000)
  • Chenle: 14 (born November 22, 2001)
  • Jisung: 14 (born February 5, 2002)

Group average debut age: 15.6

1. Wonder Girls

Debut date: February 13, 2007

Member ages at debut:

  • Yeeun: 17 (born May 26, 1989)
  • Sunye: 17 (born August 12, 1989)
  • Sunmi: 14 (born May 2, 1992)
  • Hyuna: 14 (born June 6, 1992)
  • Sohee: 14 (born June 27, 1992)

Group average debut age: 15.2