Ahn Seo-hyun (born January 12, 2004) is a South Korean actress.
She began her career as a child actress in 2008, and has since appeared in films and television series such as The Housemaid (2010), Single-minded Dandelion (2014) and the critically acclaimed Netflix film Okja (2017), which premiered at the 2017 Cannes Film Festival in competition for the Palme d'Or.