Rupert Edward David Whitaker OBE (born 1963) is a British psychiatrist, immunologist, and patient advocate. He is one of Europe's longest-surviving people with HIV, having contracted the disease in 1981. Following the death of his partner, Terrence Higgins, from AIDS in 1982, he co-founded the Terrence Higgins Trust, a charity set up to provide services for people with HIV. In 2007, he founded the Tuke Institute, an international organisation researching the health-effectiveness of medical services.