Reddy, who was also a member of the Congress Working Committee (CWC), had been unwell for sometime and breathed her last this morning at her residence here at the age of 85, Congress sources said.
She had served as a state minister, holding different portfolios.
The last rites, attended by her family members and several Congress leaders, were performed this evening.
Chief Minister N Kiran Kumar Reddy and other senior leaders have condoled her death.
