Born in Daegu, South Korea on April 25, 1997 (age 29)
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
