Citing his family, the Detroit Free Press said Fakir died of heart failure at his home in Detroit.
"Our hearts are heavy as we mourn the loss of a trailblazer, icon and music legend who, through his 70-year music career, touched the lives of so many as he continued to tour until the end of 2023, and officially retired this year," the family said in a statement to the paper.
"As the last living founding member of the iconic Four Tops music group, we find solace in Duke's legacy living...