Digavalli Venkata Siva Rao (Telugu: దిగవల్లి వేంకటశివరావు, IAST: Digavalli Vēnkaṭaśivarāvu; 14 February 1898, Kakinada, Madras Presidency, British India - 3 October 1992, Bhopal, Madhya Pradesh, India), or Digavalli Śivarāvu, was a lawyer, historian and Telugu writer from Vijayawada, Andhra Pradesh. He is the author of forty-two books and some 300 articles written between 1924 and 1987. Some of his works are available in the Indian Digital Library. Siva Rao was honoured by the Andhra Pradesh Government in 1966. The Andhra Pradesh History Congress honoured him twice.