Kang Ki-doong is a South Korean actor born on 25 March 1987 in Jeju, South Korea. He is known for warm and funny supporting roles, and he is with Hunus Entertainment. Many viewers love him as Jo Jae-soo in It's Okay to Not Be Okay, and as detective Kong Myeong-pil in The First Responders.

Early life

He was born and raised on Jeju Island, far from Seoul. He studied theatre at the Korea National University of Arts, and stage work taught him comedy and emotion. He spent years in small roles before drama fans knew his face.

Career and breakthrough

He has acted since 2008, building his career step by step in theatre, film and television. He gained wider attention in Fight for My Way and Prison Playbook in 2017, and in Romance Is a Bonus Book in 2019, where even short scenes showed his comic timing.

Popular roles

His breakthrough was Jo Jae-soo in It's Okay to Not Be Okay (2020), the cheerful friend who stands by Moon Gang-tae. In The First Responders (2022) he plays Kong Myeong-pil, a passionate detective, and he also appeared in Reborn Rich (2022).

Recent work

In September 2024 he married his long-time partner in a private ceremony in Jeju. Next, he joins the office romance See You at Work Tomorrow! (2026) as Jeon Gi-tae. With each new role, he shows how a great supporting actor can become the heart of a drama.