Where Does The Name Chateaubriand Come From?

Where Does The Name Chateaubriand Come From? As legend has it, the chateaubriand was named after a French aristocrat named François-René de Chateaubriand, whose chef invented a method of cooking a large, boneless cut of beef by wrapping it in poor-quality steaks (sometimes recounted as the smaller end pieces from the filet), tying it up,