Kim Woo-seok (; born March 3, 1994), is a South Korean actor under Alien Company. He made his acting debut in 2017. He is known for his roles in Love Playlist, Rookie Cops, Military Prosecutor Doberman, and The Forbidden Marriage.
In January 2023, Kim gave an interview that he might enlist in the mandatory military service this year. Kim enlisted into the military as an active duty soldier on April 4, 2023.
In January 2023, Kim donated 35 million won to the Social Welfare Community Chest of Love on the 29th and participated in the Hope 2023 Sharing campaign with his older brother Kim Min-seok.