Her death was made known by President Muhammadu Buhari on Sunday.
In a statement, Buhari condoled with the Ketebu family, the Bayelsa State government, as well as friends and professional colleagues of Dr Bolere Ketebu,
The President said the former ambassadorserved her country creditably in several capacities.
Bolere Elizabeth Ketebu is survived by five children.
Born 25 October, 1954 to a politically inclined Ijaw father and an Edo mother, Bolere Elizabeth Ketebu devoted her life to the championing of women’s rights.
She was at one time President National Council of Women Societies, Secretary to Bayelsa State government and a member House of Representatives between 1992 and 1993.
After graduating from the University of Lagos, she embarked upon a postgraduate degree in Medicine, became a fellow of the West African
College of Physicians and studied Public Health and Community medicine at the Nigeria Postgraduate Medical College.