Heston Marc Blumenthal (; born 27 May 1966) is a British celebrity chef. He is the proprietor of The Fat Duck in Bray, Berkshire, one of five restaurants in Great Britain to have three Michelin stars; it was voted No. 1 in The World’s 50 Best Restaurants in 2005.
Blumenthal owns the restaurant Dinner in London, which has two Michelin stars, and two pubs in Bray, The Crown at Bray and The Hinds Head, which has one Michelin star. He invented recipes for triple-cooked chips and soft-centred Scotch eggs.
He advocates scientific understanding in cooking, for which he has been awarded honorary degrees from Reading, Bristol and London universities and made a Fellow of the Royal Society of Chemistry. He is a pioneer of multi-sensory cooking, food pairing and flavour encapsulation. He has described his ideas in books, newspaper columns and a TV series.