Manning, the father of two daughters and a son, died of diabetes-related complications in Marietta, Georgia on April 11, 1991.
Bracey died from diabetes-related complications in 2006.
Mitchell was married to the deceased woman's mother, author Susan Mitchell, who died last week of diabetes-related complications.
Lustig died at the age of 40 of diabetes-related complications on December 4, 1955.
Diabetes in first nations has increasingly become a disease of the younger population, who thus experience a high burden of disease, diabetes-related complications and co-morbidity.
Studies have indicated that dozens of these patients died from diabetes-related complications.
Even so, a recent survey by the association suggested that only a third of people with diabetes consider heart conditions to be among the "most serious" diabetes-related complications.
This will influence the risk of diabetes-related complications such as heart disease, blindness and nerve and kidney damage in later life.
Russell died in Nashville, Tennessee at the age of 61 from diabetes-related complications.
The medication apparently protects the kidneys from diabetes-related complications.