Steven Yeun (Korean: ???; born Yeun Sang-yeop, December 21, 1983) is a South Korean-American actor.

Yeun initially rose to prominence for his role as Glenn Rhee in the television series The Walking Dead (2010-2016). He later starred in and executive produced Minari (2020), earning him critical acclaim and a nomination for the Academy Award for Best Actor, becoming the first Asian American actor to be nominated in this category.

Yeun has also appeared in the films I Origins (2014), Okja (2017), Mayhem (2017), Burning (2018), Sorry to Bother You (2018), and Nope (2022), and has voiced main characters in television series such as Voltron: Legendary Defender (2016-2018), Tuca & Bertie (2019), and Invincible (2021-present), among others.