The first season of the American reality competition show Top Chef Masters was broadcast on Bravo. It is a spin-off of Bravo's hit show Top Chef. In the first season, 24 world-renowned chefs competed against each other in weekly challenges. The program took place in Los Angeles. In the season finale that premiered on August 19, 2009, Rick Bayless was crowned Top Chef Master.

The second season of the American reality competition show Top Chef Masters was announced on October 22, 2009. In addition, it was announced that Gail Simmons would be added as a critic. The season premiered on April 7, 2010 with 22 world-renowned chefs competing against each other in weekly challenges. In the season finale that premiered on June 9, 2010, Marcus Samuelsson was crowned Top Chef Master.

The third season of the American reality competition show Top Chef Masters was announced on March 2, 2011. In addition to the announcement, it was announced that celebrity chef Curtis Stone would serve as the new host. Food critic and author Ruth Reichl also joined as a new series judge. The season premiered on April 6, 2011 with 12 award-winning chefs competing against each other in weekly challenges. Unlike previous seasons, the chefs were not judged on a five-star rating system, but in elimination-style challenges similar to the format of the original Top Chef series.

The fourth season of Top Chef Masters was announced on May 24, 2012. Food and travel journalist, Krista Simmons, and features editor of Gilt Taste, Francis Lam, join James Oseland and Ruth Reichl as new additions to the judges' table. The season premiered on July 25, 2012 with 12 award-winning chefs competing in weekly challenges to win $100,000 for their charity and the title of Top Chef Master.

This season of Top Chef Masters first aired on 10-06-2009.