David Anthony Williams (born June 9, 1980 in Arlington, Texas) is a professional poker and player. He was a student at Princeton University and studied Economics at Southern Methodist University.

David Williams is an American jazz bassist.

David J Williams (born February 26 1988) is an Indigenous Australian football (soccer) player for Danish Superliga side Brøndby IF.

David Williams was a former journalist with The West Australian Newspaper in Perth, Western Australia.

David Williams was born in Rockhampton on 28 January 1983. A descendant of the Wakka Wakka people located in Queensland, his grandmother Maureen Williams taught him traditional Aboriginal songs when David was a child. At the age of six, he began learning the piano, developing the vital musical skills that would later assist him in other musical challenges.

David J. Williams is the Chief Executive of Avanti Screenmedia Group plc (www.avanti-screenmedia.com). He was instrumental in the development of the digital signage market in the UK between 2000 - 2005, and went on to create the UKs only broadcast satellite operator with the establishment of a satellite called HYLAS.

David Michael Williams (b. 11 March 1955 in Cardiff) is a former professional footballer and current football coach. He was a full Welsh international.