Bongani Mawethu Mayosi BMedSci, MB ChB, FCP(SA), DPhil, OMS (28 January 1967 – 27 July 2018) was a South African professor of cardiology He was the Dean of the Faculty of Health Sciences at the University of Cape Town and an A-rated National Research Foundation researcher. Prior to this, he was head of the Department of Medicine at the University of Cape Town and Groote Schuur Hospital. His father was a medical doctor and so is his wife; his research interests included rheumatic fever, tuberculous pericarditis and cardiomyopathy. He was a member of the Academy of Science of South Africa and a former President of the College of Physicians of South Africa and he headed numerous other biomedical organisations during his career.