Yes. https://www.nbcnews.com/id/27522679/ns/politics-decision_08/t/barack-obamas-grandmother-dies/
Continue reading link broke but there's this
https://www.cbsnews.com/news/barack-obamas-grandmother-dies/
Madelyn Dunham, who took university classes but to her chagrin never earned a degree, nonetheless rose from a secretarial job at the Bank of Hawaii to become one of the state's first female bank vice presidents.