1THE9 was a nine member boy group
made by the survival show UNDER 19.
The members are: Yongha, Taewoo,
Seunghwan, Yechan, Junseo, Doyum,
Jinsung, Taekhyun, and Sungwon.
They disbanded on August 8, 2020.

THE MEMBERS

YOO YONG HA
JAN. 11, 1999
SOUTH KOREAN

KIM TAE WOO
APRIL 23, 1999
SOUTH KOREAN

LEE SEUNG HWAN
MAY 20, 2000
SOUTH KOREAN

SHIN YE CHAN
MAY 14, 2001
SOUTH KOREAN

KIM JUN SEO
NOV. 20, 2001
SOUTH KOREAN

JEON DO YUM
FEB. 21, 2002
SOUTH KOREAN

JUNG JINSUNG
MARCH 30, 2002
SOUTH KOREAN

JUNG TAEK HYEON
JULY 28, 2003
SOUTH KOREAN

PARK SUNG WON
DEC. 18, 2003
SOUTH KOREAN