Kang Sang-jun (강상준; born February 28, 1991 in Seoul, South Korea) is a South Korean actor celebrated for his versatility and wide acting range across genres from gritty crime to romantic drama and quirky character pieces. Since his screen debut, he’s built a diverse résumé with appearances in Abyss (2021), One Reason We Can’t Meet (2023), The Villain of Romance (2023), Bo Ra! Deborah (2023), and breakthrough roles in Flex X Cop (2024), Marry My Husband (2024), Doctor Slump (2024) and Dear Hyeri (2024). In 2025 he’s featured in Beyond the Bar (Netflix) and portrays a memorable side villain in Cashero (Netflix), showcasing his ability to shift from nuanced antagonists to compelling supporting leads. Across television and shorts, Kang’s range and adaptability have made him one of the notable rising talents in contemporary Korean drama.