한 Members of 1THE9 1THE9 (원더나인) was a South Korean Boy Group that debuted in 2019. They retired in 2020 with a 9 artist final line-up.Finalists of the survival show UNDER 19 Return to Artist Read All Members 20192020 YonghaDYJinsungJunseoLouisONLEETaekhyeonWonYechan Yongha (용하) Full Name: Yoo Yongha Date of Birth: 1999-01-11 (27 years) Zodiac sign: Capricorn Country: South Korea Active period: 2019-2020 Role: Leader,Vocal,Rapper DY (도염) Full Name: Jeon Doyum Date of Birth: 2002-02-21 (24 years) Zodiac sign: Pisces Country: South Korea Active period: 2019-2020 Role: Vocal,Rapper,Dancer,Face Jinsung (진성) Full Name: Jung Jinsung Date of Birth: 2002-03-30 (24 years) Zodiac sign: Aries Country: South Korea Active period: 2019-2020 Role: Vocal,Dancer Junseo (준서) Full Name: Kim Junseo Date of Birth: 2001-11-20 (24 years) Zodiac sign: Scorpio Country: South Korea Active period: 2019-2020 Role: Vocal,Rapper,Dancer Louis (루이) Full Name: Kim Taewoo Date of Birth: 1999-04-23 (27 years) Zodiac sign: Taurus Country: South Korea Active period: 2019-2020 Role: Vocal,Rapper ONLEE (온리) Full Name: Lee Seunghwan Date of Birth: 2000-05-20 (26 years) Zodiac sign: Taurus Country: South Korea Active period: 2019-2020 Role: Vocal,Dancer Taekhyeon (택현) Full Name: Jung Taekhyeon Date of Birth: 2003-07-28 (23 years) Zodiac sign: Leo Country: South Korea Active period: 2019-2020 Role: Vocal,Rapper Won (성원) Full Name: Park Sungwon Date of Birth: 2003-12-18 (22 years) Zodiac sign: Sagittarius Country: South Korea Active period: 2019-2020 Role: Vocal,Rapper,Maknae Yechan (예찬) Full Name: Shin Yechan Date of Birth: 2001-05-14 (25 years) Zodiac sign: Taurus Country: South Korea Active period: 2019-2020 Role: Vocal,Dancer Images Return to Artist