Susan Park (born September 24, 1984 in New York City, New York) is an American film and television actress of Korean descent who played Christine Russell in Vice Principals (2016) and Liz in The Mick (2017) before landing the role of Jinju in the TBS television adaptation of the film Snowpiercer (2020). She also had a recurring role in Fargo (season 1, 2014) and starred in the Netflix romantic comedy Always Be My Maybe (2019).

Susan Park is often praised for her precise, calm, and emotionally nuanced performances. She often plays roles that shift between humor, seriousness, and subtle character development—particularly evident in Vice Principals and Snowpiercer.