Jonathan Larmonth Meakins, OC (born January 8, 1941) is a Canadian surgeon, academic, and expert in immunobiology and surgical infections.
In 1974, he was appointed an assistant professor of Surgery and microbiology at McGill University.
From 2002 to 2008, he was the fourth person and first Canadian appointed to lead the Nuffield Department of Surgery at the University of Oxford as Nuffield Professor of Surgery and fellow of Balliol College, Oxford.
He is the co-author of Surgical Care of the Elderly (1988), The Care of the Surgical Patient (1988), and Host Defence Dysfunction in Trauma, Shock and Sepsis: Mechanisms and Therapeutic Approaches (1993).
In 2000, he was made an officer of the Order of Canada "as a leader in the development of laparoscopic and transplantation surgery".