Douglas Ewart is a Jamaican multi-instrumentalist, composer, and instrument builder born in Jamaica in 1946. Douglas R. Ewart emigrated to the United States in 1963 and became associated with the Association for the Advancement of Creative Musicians (AACM) in Chicago in 1967. They served as the president of the AACM from 1979 to 1986. Ewart collaborated with artists including Muhal Richard Abrams, Anthony Braxton, and Wadada Leo Smith. Their discography includes the recordings Jila - Save! Mon. - The Imaginary Suite (1979), Angles of Entrance (1998), and Songs of Sunlife - Inside the Didjeridu (2003). In 1992, they collaborated on the video installation Hors-champs for documenta 9. Ewart received the Musgrave Medal in 2019.