David Lewis Yewdall (October 30, 1950 – July 4, 2017) was an American production sound mixer.
He worked with Roger Corman on Battle Beyond the Stars and as the co-supervising sound editor on Talvisota.
He published a book about the profession in 2007, Practical Art of Motion Picture Sound, which was called a "must-read for all students of film." In 1996, he became a member of the board of NightPro Technologies Inc (NTI), a sound production company from Provo, Utah.
He taught editing and sound at the University of North Carolina School of the Arts
until June 2016.