Yoon Seo Yeon
- Name: Yoon Seo Yeon
- Native name: 윤서연
- Also Known as: Seoyeon, YSY, Yoon Seoyeon
- Nationality: South Korean
- Gender: Female
- Born: August 6, 2003
- Age: 23
She made her official debut in February 2023 as the group's vocalist with their first EP, "Assemble". They are managed by ModHaus (모드하우스), who crafted tripleS to be a decentralized idol group where the members will rotate between the full group, sub-units, and solo activities, as chosen by fans. As such, she is part of 3 different sub-units: +(KR)ystal Eyes, Acid Eyes and LOVElution. The agency has also assigned each member a number, and hers is S1.
(Source: MyDramaList) Edit Biography
Drama
| Title | Rating |
|---|---|
What Summer Loves
Korean Drama, 2024, 58 eps
Baek Yeo Reum
(Main Role)
|
7.4
|
TV Show
| Title | Rating |
|---|---|
Badge War Season 4: Trust No One
Korean TV Show, 2026, 4 eps
(Regular Member)
|
0.0
|
2025 Idol Star Athletics Championships
Korean TV Show, 2025, 3 eps
(Regular Member)
|
7.6
|
Badge War Season 3: No Badge No Power
Korean TV Show, 2025, 4 eps
[Contestant]
(Regular Member)
|
8.4
|
Workdol Season 4
Korean TV Show, 2025, 25 eps
(Ep. 11)
(Guest)
|
7.9
|
Min Ju's Pink Cabinet
Korean TV Show, 2024, 51 eps
(Ep. 21)
(Guest)
|
8.2
|
2024 Idol Star Athletics Championships Chuseok Special
Korean TV Show, 2024, 3 eps
(Regular Member)
|
7.7
|
Badge War Season 2
Korean TV Show, 2024, 4 eps
[Contestant]
(Regular Member)
|
8.1
|
Gone PD
Korean TV Show, 2024, 3 eps
[Contestant]
(Regular Member)
|
6.7
|
Inssadong Sulzzi
Korean TV Show, 2024, 22 eps
(Ep. 19)
(Guest)
|
8.2
|
Strong Girl: Badge War
Korean TV Show, 2023, 4 eps
[Contestant]
(Regular Member)
|
8.1
|
Queendom Puzzle
Korean TV Show, 2023, 10 eps
[Contestant] (Ep. 1-8)
(Regular Member)
|
7.3
|
Ano-chan no Den Den Denpa
Japanese TV Show, 2023, 180 eps
(Ep. 70)
(Guest)
|
0.0
|
Girls Night Out
Korean TV Show, 2023, 12 eps
(Ep.1)
(Guest)
|
0.0
|
K-Pop Generation
Korean TV Show, 2023, 8 eps
(Regular Member)
|
7.6
|
Secret Airlines
Korean TV Show, 2022, 21 eps
(Ep. 18)
(Guest)
|
0.0
|
Aiki's Thumbs Up
Korean TV Show, 2022, 57 eps
(Ep. 47)
(Guest)
|
7.7
|
Omniscient Interfering View
Korean TV Show, 2018, 500 eps
[Special appearance] (Ep. 303) | [Guest] (Ep. 307)
(Guest)
|
7.8
|
After School Club
Korean TV Show, 2013, 671 eps
(Ep. 555, 577)
(Guest)
|
7.8
|
Weekly Idol
Korean TV Show, 2011, 707 eps
(Ep. 662)
(Guest)
|
8.1
|
Immortal Songs: Singing the Legend
Korean TV Show, 2011, 800 eps
(Ep. 675)
(Guest)
|
8.2
|
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