Sworn in as chief minister following the death of Y.S. Rajasekhara Reddy in a helicopter crash, Rosaiah had served as the chief minister of Andhra Pradesh from September 3, 2009 to November 24, 2010.
After stepping down as chief minister, the wizened Congress-man had a two-month stint as the Governor for Karnataka, before serving as Tamil Nadu governor, from 2011 to 2016.
Earlier, he had served as Finance Minister and has the distinction of presenting the state budget for a record 15 times.
Born in 1933, Rosaiah began his legislative journey as a member of the Andhra Pradesh Legislative Council in 1968. He has also represented Chirala in the Andhra Pradesh Assembly.
Chief Minister Y.S. Jagan Mohan Reddy has expressed grief over the demise of Rosaiah, and conveyed condolences to the bereaved family members.