Project Runway Season 9 is the ninth season of the television show Project Runway. The season began airing on July 28, 2011 and features 20 designers who hope to become "the next great American designer."

Returning as judges were supermodel Heidi Klum; fashion designer Michael Kors; and Marie Claire fashion director, Nina Garcia. Tim Gunn returned as the workroom mentor.

Laura Kathleen Planck, Joshua McKinley and Anthony Ryan Auld later competed in the second season of the All Stars edition, where Laura Kathleen came in 6th, Joshua placing 4th, and Anthony Ryan winning the season.