Seo Ji-hoon

Acting April 25, 1997 Daegu, South Korea

Seo Ji-hoon is a South Korean actor under Management Koo. He debuted in the hit drama “Signal” as the villainous Jang Tae Jin. He later landed his first lead roles in “Matching Boys Archery” as the puppy-like Yoo Ji Wan.

He enlisted in the military on February 3, 2026