Gato Dumas (July 20, 1938 – May 14, 2004) was an Argentine chef and restaurateur.
He is considered by many the greatest chef in Argentina.
He is also the founder of the largest culinary school in Latin America, the Gato Dumas Institute (Instituto Gato Dumas), with branches in Argentina (Buenos Aires and Rosario), Uruguay (Montevideo) and Colombia (Bogota and Barranquilla).