Ronald Mann (born June 13, 1958), credited professionally as Ron Mann, is a Canadian documentary film director.His work includes the films Imagine the Sound (1981); Comic Book Confidential (1988); Grass (1999) and Go Further (2003), both of which feature Woody Harrelson; In the Wake of the Flood (2010), which features author Margaret Atwood; and Altman (2014), about the life and career of film director Robert Altman.

Mann has served as mentor to and worked with many filmmakers from the Toronto New Wave of the 1980s, including Atom Egoyan, Bruce McDonald, Jeremy Podeswa, and Peter Mettler.