Yeon Jung Yoo

Yoo Yeon Jung

  • Name: Yoo Yeon Jung
  • Native name: 유연정
  • Also Known as: Yeonjeong, Yu Yeonjeong, Yoo Yun Jung, Yoo Yeon Jeong, Yu Yeon Jeong
  • Nationality: South Korean
  • Gender: Female
  • Born: August 3, 1999
  • Age: 25
Yoo Yeon Jung is a South Korean singer, dancer, musical actress, former member of I.O.I (아이오아이) and current member of WJSN (우주소녀, also known as COSMIC GIRLS). She graduated from Hanlim Arts High School and is enrolled in the Musical program at Dankook University.

In January 2016, she participated in the survival show "Produce 101", where she finished in 11th place, thus securing a spot in the show's project group. She debuted in May 2016 as I.O.I's main vocalist with their first EP, "Chrysalis", and actively promoted as a whole and in assigned sub-units for less than a year before YMC Entertainment (YMC엔터테인먼트) and Swing Entertainment (스윙엔터테인먼트) announced their disbandment in January 2017.

Just before I.O.I disbanded, Starship Entertainment (스타쉽엔터테인먼트) announced that she would join their recently created new girl group. She joined WJSN in August 2016 as the new main vocalist and maknae with their second mini-album, "The Secret". The group had debuted 5 months earlier, but Starship and their co-managerial partner, Yuehua Entertainment (위에화엔터테인먼트) agreed that bringing a 13th member would be the best choice for them.

However, WJSN has been on hiatus since March 2023, and there are no plans for a comeback, as all members are focused on their individual activities. Yuehua decided to end their collaboration with Starship after all 3 Chinese members left the group.

She is now focusing on her career as a musical actress and is represented by King Kong by Starship (킹콩 by 스타쉽).

(Source: kisskh) Edit Biography
Drama
Year Title # Role Rating
2021 The Secret of the Grand Mansion: The Missing Girls
Korean Drama, 2021, 10 eps
(Main Role)
10
Main Role
8.0
2017 A Korean Odyssey
Korean Drama, 2017, 20 eps
Lee Da In (Ep. 1) (Guest Role)
20
Lee Da In (Ep. 1)
Guest Role
8.2
TV Show
Year Title # Role Rating
2025 Debut's Plan
Korean TV Show, 2025, 10 eps
[Mentor] (Regular Member)
10
[Mentor]
Regular Member
7.0
2022 4 Meet Now: WJSN
Korean TV Show, 2022, 4 eps
(Regular Member)
4
Regular Member
8.3
2022 WJSN Comeback Show: Sequence
Korean TV Show, 2022, 1 eps
(Regular Member)
1
Regular Member
8.0
2022 Secret Gathering: The Fake
Korean TV Show, 2022, 8 eps
(Regular Member)
8
Regular Member
8.3
2022 Queendom Season 2
Korean TV Show, 2022, 10 eps
[Contestant] (Regular Member)
10
[Contestant]
Regular Member
7.6
2022 Idol Challenge: Another Class Season 2
Korean TV Show, 2022, 26 eps
(Ep. 17-18) (Guest)
26
(Ep. 17-18)
Guest
8.0
2022 WJSN's Do Not Disturb
Korean TV Show, 2022, 8 eps
(Main Host)
8
Main Host
7.9
2021 Immersive: WJSN
Korean TV Show, 2021, 8 eps
(Regular Member)
8
Regular Member
8.0
2021 Ssap-Dance: WJSN
Korean TV Show, 2021, 6 eps
(Regular Member)
6
Regular Member
8.0
2021 Studio Moon Night
Korean TV Show, 2021, 156 eps
(Ep. 22) (Guest)
156
(Ep. 22)
Guest
8.3
2021 GGULlog.zam WJSN: The House of Fortune
Korean TV Show, 2021, 8 eps
(Regular Member)
8
Regular Member
7.8
2020 Idol Picknic: WJSN
Korean TV Show, 2020, 2 eps
(Regular Member)
2
Regular Member
7.9
2020 Idol Human Theater
Korean TV Show, 2020, 104 eps
(Ep. 41) (Guest)
104
(Ep. 41)
Guest
8.3
2020 Lotto Singer
Korean TV Show, 2020, 16 eps
[Contestant] (Regular Member)
16
[Contestant]
Regular Member
9.0
2020 I'm Yours for 60 Minutes
Korean TV Show, 2020, 10 eps
(Ep. 1) (Guest)
10
(Ep. 1)
Guest
5.7
2020 ILOGU Chungha
Korean TV Show, 2020, 8 eps
(Ep. 1-2) (Guest)
8
(Ep. 1-2)
Guest
7.8
2020 K-Bob Star
Korean TV Show, 2020, 18 eps
(Ep. 5) (Guest)
18
(Ep. 5)
Guest
8.4
2020 Secret Friend of Idols
Korean TV Show, 2020, 38 eps
(Ep. 17) (Guest)
38
(Ep. 17)
Guest
8.2
2020 Birds of a Feather
Korean TV Show, 2020, 17 eps
(Ep.12) (Guest)
17
(Ep.12)
Guest
7.8
2020 ‏2020 Idol Star Athletics Championships
Korean TV Show, 2020, 9 eps
(Regular Member)
9
Regular Member
7.9
2019 2019 MBC Music Festival: The Chemistry
Korean TV Show, 2019, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
7.8
2019 2019 KBS Song Festival
Korean TV Show, 2019, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
8.0
2019 Idol Dabang Season 2
Korean TV Show, 2019, 10 eps
(Ep. 5) (Guest)
10
(Ep. 5)
Guest
7.5
2019 Ban Ban Show
Korean TV Show, 2019, 9 eps
(Ep. 8) (Guest)
9
(Ep. 8)
Guest
7.6
2019 Hidden Track
Korean TV Show, 2019, 8 eps
(Ep. 6) (Guest)
8
(Ep. 6)
Guest
7.9
2019 V-1
Korean TV Show, 2019, 3 eps
[Contestant] (Regular Member)
3
[Contestant]
Regular Member
7.6
2019 2019 Idol Star Athletics Championships Chuseok Special
Korean TV Show, 2019, 6 eps
(Regular Member)
6
Regular Member
7.8
2019 Midnight Idol
Korean TV Show, 2019, 345 eps
(Ep. 71, 330) (Guest)
345
(Ep. 71, 330)
Guest
8.2
2019 5 Minutes to Six
Korean TV Show, 2019, 425 eps
(Ep. 413) (Guest)
425
(Ep. 413)
Guest
8.0
2019 Lunch Attack
Korean TV Show, 2019, 890 eps
(Ep. 427) (Guest)
890
(Ep. 427)
Guest
6.0
2019 Prison Interview
Korean TV Show, 2019, 22 eps
(Ep. 4) (Guest)
22
(Ep. 4)
Guest
8.4
2019 Hangout with Yoo
Korean TV Show, 2019, 300 eps
(Ep. 147) (Guest)
300
(Ep. 147)
Guest
8.1
2019 Run.wav
Korean TV Show, 2019, 25 eps
(Ep. 2) (Guest)
25
(Ep. 2)
Guest
8.2
2019 2019 Idol Star Athletics Championships
Korean TV Show, 2019, 4 eps
(Regular Member)
4
Regular Member
7.9
2019 I Can See Your Voice Season 6
Korean TV Show, 2019, 13 eps
(Ep. 2) (Guest)
13
(Ep. 2)
Guest
8.1
2018 2018 MBC Music Festival: The Live
Korean TV Show, 2018, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
7.5
2018 Brain-fficial Season 2
Korean TV Show, 2018, 41 eps
(Ep. 27) (Guest)
41
(Ep. 27)
Guest
8.0
2018 A Song for You Season 5
Korean TV Show, 2018, 10 eps
(Ep. 2) (Guest)
10
(Ep. 2)
Guest
7.8
2018 2018 Idol Star Athletics Championships Chuseok Special
Korean TV Show, 2018, 4 eps
(Regular Member)
4
Regular Member
7.7
2018 Urban Legend
Korean TV Show, 2018, 2 eps
(Regular Member)
2
Regular Member
6.1
2018 Idol Room
Korean TV Show, 2018, 87 eps
(Ep. 21, 84) (Guest)
87
(Ep. 21, 84)
Guest
7.9
2018 Idol League
Korean TV Show, 2018, 56 eps
(Ep. 32) (Guest)
56
(Ep. 32)
Guest
8.3
2018 K-RUSH Season 3
Korean TV Show, 2018, 33 eps
(Ep. 33) (Guest)
33
(Ep. 33)
Guest
8.3
2018 MMTG
Korean TV Show, 2018, 321 eps
(Ep. 119) (Guest)
321
(Ep. 119)
Guest
7.9
2018 Super TV
Korean TV Show, 2018, 12 eps
(Ep. 11-12) (Guest)
12
(Ep. 11-12)
Guest
8.7
2018 Two Yoo Project Sugar Man Season 2
Korean TV Show, 2018, 19 eps
(Ep. 8) (Guest)
19
(Ep. 8)
Guest
7.5
2018 Baek Jong Won's Alley Restaurant
Korean TV Show, 2018, 200 eps
(Ep. 164) (Guest)
200
(Ep. 164)
Guest
8.2
2017 2017 MBC Music Festival: The Fan
Korean TV Show, 2017, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
7.1
2017 WJSN - WuSoBoShow
Korean TV Show, 2017, 8 eps
(Regular Member)
8
Regular Member
8.1
2017 We Like Zines!
Korean TV Show, 2017, 13 eps
(Ep. 6) (Guest)
13
(Ep. 6)
Guest
6.6
2017 Fantastic Duo Season 2
Korean TV Show, 2017, 36 eps
[Contestant] (Ep. 19-20) (Guest)
36
[Contestant] (Ep. 19-20)
Guest
7.9
2017 K-RUSH
Korean TV Show, 2017, 20 eps
(Ep. 15) (Guest)
20
(Ep. 15)
Guest
8.0
2016 2016 SBS Gayo Daejeon
Korean TV Show, 2016, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
7.9
2016 I.O.I Amigo TV
Korean TV Show, 2016, 1 eps
(Main Host)
1
Main Host
8.2
2016 Idol Party: Under the Sky Without a Mother
Korean TV Show, 2016, 12 eps
(Ep. 9) (Guest)
12
(Ep. 9)
Guest
7.9
2016 Girl Spirit
Korean TV Show, 2016, 11 eps
(Ep. 4-5) (Guest)
11
(Ep. 4-5)
Guest
7.6
2016 Would You Like Girls: My Cosmic Diary
Korean TV Show, 2016, 8 eps
(Regular Member)
8
Regular Member
8.1
2016 Standby I.O.I
Korean TV Show, 2016, 2 eps
(Main Host)
2
Main Host
7.7
2016 Sisters Slam Dunk
Korean TV Show, 2016, 33 eps
(Ep. 6) (Guest)
33
(Ep. 6)
Guest
8.2
2016 Fan Heart Attack Idol TV
Korean TV Show, 2016, 10 eps
(Ep. 6) (Regular Member)
10
(Ep. 6)
Regular Member
7.9
2016 Uzzu Tape
Korean TV Show, 2016, 219 eps
(Regular Member)
219
Regular Member
8.4
2016 LadyBees
Chinese TV Show, 2016, 12 eps
(Ep. 8) (Guest)
12
(Ep. 8)
Guest
0.0
2016 Saturday Night Live Korea Season 7
Korean TV Show, 2016, 18 eps
[Host] (Ep. 11) (Guest)
18
[Host] (Ep. 11)
Guest
8.0
2016 Produce 101
Korean TV Show, 2016, 11 eps
[Contestant] (Regular Member)
11
[Contestant]
Regular Member
8.1
2015 Knowing Bros
Korean TV Show, 2015, 500 eps
(Ep. 16, 23, 53, 59) (Guest)
500
(Ep. 16, 23, 53, 59)
Guest
8.7
2015 Two Yoo Project Sugar Man
Korean TV Show, 2015, 39 eps
(Ep. 28) (Guest)
39
(Ep. 28)
Guest
7.8
2015 King of Mask Singer
Korean TV Show, 2015, 550 eps
[Contestant] (Ep. 91-92, 189) (Guest)
550
[Contestant] (Ep. 91-92, 189)
Guest
8.0
2015 Problematic Men
Korean TV Show, 2015, 156 eps
[Special appearance] (Ep. 100) (Guest)
156
[Special appearance] (Ep. 100)
Guest
8.0
2013 The Return of Superman
Korean TV Show, 2013, 600 eps
(Ep. 242) (Guest)
600
(Ep. 242)
Guest
8.6
2013 After School Club
Korean TV Show, 2013, 675 eps
(Ep. 230, 246, 308, 352, 372, 426) (Guest)
675
(Ep. 230, 246, 308, 352, 372, 426)
Guest
7.8
2011 Weekly Idol
Korean TV Show, 2011, 715 eps
(Ep. 291, 390, 411, 433, 507, 569) (Guest)
715
(Ep. 291, 390, 411, 433, 507, 569)
Guest
8.1
2011 Immortal Songs: Singing the Legend
Korean TV Show, 2011, 750 eps
(Ep. 255, 275, 278, 515-516) (Guest)
750
(Ep. 255, 275, 278, 515-516)
Guest
8.1
2010 Hello Counselor
Korean TV Show, 2010, 431 eps
(Ep. 356) (Guest)
431
(Ep. 356)
Guest
7.9
2007 Live Talk Show Taxi
Korean TV Show, 2007, 501 eps
(Ep. 429-430) (Guest)
501
(Ep. 429-430)
Guest
7.8
1998 Pops in Seoul
Korean TV Show, 1998, 6000 eps
(Guest)
6000
Guest
7.9
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Yoo Yeon Jung

Yeon Jung Yoo
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Details

  • First Name: Yeon Jung
  • Family Name: Yoo
  • Native name: 유연정
  • Also Known as: Yeonjeong, Yu Yeonjeong, Yoo Yun Jung, Yoo Yeon Jeong, Yu Yeon Jeong
  • Nationality: South Korean
  • Gender: Female
  • Born: August 3, 1999
  • Age: 25

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