Tuluva Isvara Nayaka was a commander of the Vijayanagara Empire. He was the father of Tuluva Narasa Nayaka and grandfather of the emperors Vira Narasimha Raya, Krishnadevaraya and Achyuta Deva Raya. He married Bukkamma. He derived lineage from the legendary Yayati and the Chandravamsha.
He served on Saluva Narasimha Deva Raya’s numerous expeditions with his son Tuluva Narasa Nayaka.