Roy Kenneth Ackerman CBE (22 February 1942 – 16 May 2017) was an English restaurateur who owned the Gay Hussar and L'Etoile restaurants and published the Ackerman Guides and Egon Ronay restaurant guides.

[1][2][3][4][5][6] Ackerman started his first career with apprenticeship training in the kitchen and then opened his restaurant, Quincy's Bistro in 1975.

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