John Brereton Barlow

John Brereton Barlow
John Barlow with Nelson Mandela
Born24 October 1924
Died10 December 2008 (aged 84)
EducationUniversity of the Witwatersrand
Hammersmith Hospital
Royal Postgraduate Medical School
Years active1951–2008
Known forMitral valve research
Barlow's Syndrome
Medical career
ProfessionPhysician
InstitutionsRoyal Imperial Hospital, Baragwanath
Johannesburg Hospital
Sub-specialtiesCardiology

John Brereton Barlow (24 October 1924 – 10 December 2008) was a world-renowned South African cardiologist. He qualified as a doctor in 1951, gained experience as a registrar in Hammersmith Hospital and the Royal Postgraduate Medical School in London. In the late 1950s he returned to South Africa to Johannesburg Hospital where he became Professor of Cardiology in the research unit and carried out significant studies on cardiac disorders as well as discovering the cause of a well known mitral valve disorder.

He gives his name to Barlow's Syndrome.