(pen name, Han Hin-saem). Born Dec. 22, 1876, in Pongsan District, Hwanghae-do (Hwanghae Province); died July 27, 1914. Korean scholar and thinker.
After graduating from the Pai Jai School, Chu worked for the newspaper Tongnip shinmun. In the late 19th century he led the movement to spread the use of the Korean language and to unify its writing system. He played a major role in the development of Korean linguistics. After joining the educational movement, Chu wrote patriotic articles that called for the independence and democratic development of the country.