Tinsley Randolph Harrison (born March 18, 1900; died August 4, 1978) was a physician, teacher, and author. He spent most of his career at the UAB School of Medicine and specialized in cardiology and the pathophysiology of heart disease.
His protege, Dr. James Pittman, completed a book about Harrison in 2014, Tinsley Harrison, M.D.: Teacher of Medicine.
- August 1, 1950: Dr. Tinsley Harrison became acting dean of the Medical College of Alabama and chair of the Department of Medicine.
- October 24, 1964: Drs. Tinsley Harrison and Champ Lyons were named Distinguished Professors by The University of Alabama Board of Trustees, the first such designations given to a member of the Alabama faculty.
- In 1972, he was inducted into the Alabama Academy of Honor.
- September 23, 1984: The Tinsley Harrison Tower was dedicated.
- In 1998, he was inducted into the Alabama Healthcare Hall of Fame.
- In 2014, NewSouth Books released Tinsley Harrison, M.D.: Teacher of Medicine, a biography of Harrison that included interviews with Harrison, his family, and fellow doctors, written by his colleague and mentee James Pittman.
- Harrison, Tinsley R. (1958) Principals of Internal Medicine. McGraw-Hill Education ISBN 9780071802130
- Pittman, James A. (2014) Tinsley Harrison, M.D.: Teacher of Medicine. Montgomery: NewSouth Books ISBN 9781588382269