John Granton

Titles and Positions:
Director, Pulmonary Hypertension Program, UHN
Head, Division of Respirology, UHN/MSH
Staff Respirologist, Toronto General Hospital

Area(s) of Special Interest:
Pulmonary hypertension, congenital heart disease


Dr. Granton is the head of Respirology at University Health Network, Mount Sinai Hospital and Women’s College Hospital.  He is a consultant in respirology and critical care at the Toronto General Hospital and Professor of Medicine at the University of Toronto. He established and remains the director of the pulmonary hypertension (PH) program at the University Health Network.
He is past chair of the Ontario Thoracic Society and Past President of the Canadian Critical Care Society. He is past chair of the board of the Ontario Lung Association, executive member of the Canadian Thoracic Society and chair of the national fundraising advisory committee for the Canadian Lung Association. His hospital administrative activities include chair of the Pharmacy and Therapeutics committee and president of the Medical Staff Association. His research interests are in pulmonary hypertension, and critical illness. He has published in several prominent journals including JAMA, NEJM, American Journal of Respiratory and Critical Care Medicine and the American Journal of Respiratory and Cell Biology.