Harold Orr “Public Health”

by | Nov 6, 2026 | Medical Pioneers, Milestones

Dr. Harold Orr, OBE, MD (c. 1889 – December 26, 1952) was a highly influential Canadian medical officer, dermatologist, and public health pioneer. During the Great War, Dr. Orr served overseas as a medical officer with the Canadian Army Medical Corps (CAMC),...