Hong Ah-reum (; born March 28, 1989) is a South Korean actress. Hong made her entertainment debut in 2006 through a MapleStory commercial, then launched her acting career. She has made herself known as one of the most familiar faces in Korean telenovela by headlining several titles of the genre such as A Bird That Doesn't Sing, and two of KBS TV Novel series Samsaengi and Dal Soon's Spring.