Sir Harold Jalland Stiles was an English surgeon who was known for his research into cancer and tuberculosis and for treatment of nerve injuries.

John Chiene, CB, LLD, MD, FRSE, FRCSEd was a Scottish surgeon, who was Professor of Surgery at the University of Edinburgh during some of its most influential years. He was a founder of the Edinburgh Ambulance Service. The Chiene Medal is presented as an annual prize in surgery at the University. He served as President of the Royal College of Surgeons from 1897 to 1899.