Ioannis Dimakopoulos was born in Athens.
He is a Clinical Dietitian/ Nutritionist, who graduated from the Department of Nutritional Sciences of the University of Surrey (B.Sc. Nutrition (Hons)). His postgraduate studies were in dietetics at the Department of Nutrition & Dietetics of the Faculty of Life Science & Medicine of King’s College London, a funded course from the National Health Service (M.Sc. Dietetics).