David Guez (born 8 December 1982) is a French former tennis player.

In his best win to date, he beat Stanislas Wawrinka 6–3, 6–4 in the 2009 BNP Paribas Masters.

David won the one of ATP Challenger Tour tournaments (in St. Petersburg, where he defeated Édouard Roger-Vasselin in the final).

He qualified for his only Grand Slam tournament on 15 January 2010 (after winning against Ruben Bemelmans, Dayne Kelly and Édouard Roger-Vasselin in the qualifications).

In 2014, he again made his way through qualifying, defeating Hiroki Moriya, Lorenzo Giustino and 32nd seed Yūichi Sugita to make it into the main draw of the 2014 Australian Open.