Thomas Aloysius Keller is an American chef, restaurateur, and cookbook author. He and his landmark Napa Valley restaurant, The French Laundry in Yountville, California, have won multiple awards from the James Beard Foundation, notably the Best California Chef in 1996, and the Best Chef in America in 1997. The restaurant is a perennial winner in the annual Restaurant Magazine list of the Top 50 Restaurants of the World.

The French Laundry is a three-Michelin-star French and Californian cuisine restaurant located in Yountville, California, in the Napa Valley. Sally Schmitt opened The French Laundry in 1978 and designed her menus around local, seasonal ingredients; she was a visionary chef and pioneer of California cuisine. Since 1994, the chef and owner of The French Laundry is Thomas Keller. The restaurant building dates from 1900 and was added to the National Register of Historic Places in 1978.