Chuo University (中央大学, Chūō Daigaku), commonly referred to as Chuo (中央) or Chu-Dai (中大), is a private research university in Hachioji, Tokyo, Japan. The university finds its roots in a school called Igirisu Hōritsu Gakkō (English Law School), which was founded in 1885, and became a university in 1920. The university operates four campuses in Tokyo: the largest in Hachiōji (Tama campus), one in Bunkyō (Korakuen campus), and two others in Shinjuku (Ichigaya and Ichigaya-Tamachi campuses). Chuo is organized into six faculties, ten graduate schools, and nine research institutes. There are also four affiliated high schools and two affiliated junior high schools.

When written in Chinese characters, Chuo University shares the same name with National Central University in Taiwan and Chung-Ang University in South Korea.