David Marty (born 30 October 1982) is a French former rugby union footballer who played as a centre for USA Perpignan and also for France.

Marty was first called up to the French rugby team during the 2005 Six Nations Championship, making his first appearance as an unused bench replacement in the match against Ireland at Lansdowne Road.

Marty was capped in a Test against Canada in November in which he scored a try as well.

Marty was included in France's 2006 Six Nations Championship squad, and was included in the starting line-up in the match against Ireland at Stade de France in Saint-Denis and scored two tries in the 43–31 victory.

Marty was selected as a member of France's 2007 Rugby World Cup squad in France and their 2011 Rugby World Cup squad in New Zealand.