David Weiss

David Weiss may refer to:

Music 
 David Weiss (musician) (born 1964), jazz trumpeter, composer, and arranger
 David Was (born 1952), stage name of David Weiss, American musician and producer

Writers 
 David Weiss (novelist) (1909–2002), author of Naked Came I
 David S. Weiss, American comedy writer, radio sidekick for Dennis Miller
 David N. Weiss, American screenwriter, current vice-president of the Writers Guild of America

Other 
 David Weiss (artist), Swiss multi-media artist
 David C. Weiss, acting US Attorney for Delaware, succeeded Colm Connolly
 David Weiss Halivni (born 1927), scholar and professor of Jewish studies and the Talmud
 David Weiss (fictional person), false name used by a person who in 2009 spread rumours about antisemitism in Norway
 David Solomon Weiss (born 1953), organizational psychologist and business strategist