How old was Kim Si-on in…

Kim Si-on

Bio: Member of the 8-member boy group YOUNITE under Para Music.

Born: Tue, Oct 19 2004

Kim Si-on is 21 years old

Sorted by Release Date

Sorted by Release Date
Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages

Kim Si-on was 21+ in 가능성 제로 로맨스 as 'Flirt'.

TV Show Released: First Air Date
Thu, Jan 29 2026

Kim Si-on was 19+ in Road to Kingdom: Ace of Ace as 'Self - Contestant'.

TV Show Released: First Air Date
Thu, Sep 19 2024