- For other people known as 'Yunseo', see Yoonseo.
Yun Seo (KR: 윤서; JP: ユンソ) is a South Korean singer under OAK Company. He is a member of the boy group BE BOYS.
He is also known for being a contestant on the reality survival show Build Up : Vocal Boy Group Survivor.
Career[]
2024: Build Up : Vocal Boy Group Survivor[]
In January 2024, he was revealed as a contestant on Mnet's reality survival show Build Up : Vocal Boy Group Survivor.[1]
2025: BE BOYS[]
On April 22, 2025, Yun Seo was revealed as a member of BE BOYS.[2] The group made their debut on June 18, 2025 with the mini album Be:1.
Filmography[]
Survival shows[]
- Build Up : Vocal Boy Group Survivor (Mnet, 2024) - contestant
Gallery[]
Profile photo
(BE BOYS) (1)
(BE BOYS) (1)
Profile photo
(BE BOYS) (2)
(BE BOYS) (2)
Profile photo
(BE BOYS) (3)
(BE BOYS) (3)
Profile photo
(BE BOYS) (4)
(BE BOYS) (4)
References[]
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