27 May 1975 (1975-05-27) (age 34) Jamie's School Dinners Jamie's American Road Trip James Trevor "Jamie" Oliver, MBE (born 27 May 1975), sometimes known as The Naked Chef, is an English chef, restaurateur and media personality well known for his growing list of food-focused television shows, his more recent roles in campaigning against the use of processed foods in national schools, and his campaign to change unhealthy diets and poor cooking habits for the better across the United Kingdom and the United States.