hi! you may be interested in previous posts about notable (if not quite "celebrity") chefs
Were there any popular and/or long-lasting brands/businesses in Ancient Rome? - Ancient Rome
Who were some legendary chefs from ancient days up until pre-modern times, and what were their specialties? - Eastern Rome, 17th c France,
distinctly not ancient, but of interest re the development of the "celebrity" chef
a few comments in the thread Would the best chefs of 15th century Europe be considered good by modern standards? What about 15th century China? re chefs Bartolomeo Scappi, Taillevent, and Carême and Tirel
How and when did France (more particularly Paris) become the capital of fine cuisine? - France
If cooking was considered to be "woman's work," why have most of the history's famous chefs been men? - more on Escoffier (France)