Ekaveera is an Indian novel written by Kavi Samrat Viswanatha Satyanarayana in Telugu language. It was penned between 1929–31 and was published in Bharathi magazine in 1935. Originally written in Telugu, it has since been translated into various Indian languages. This is the second novel of Viswanadha and it is the only novel written by the poet with his own handwriting. In 1969, a film version was released.

Viswanatha Satyanarayana was a 20th-century Telugu writer. His works included poetry, novels, dramatic play, short stories and speeches, covering a wide range of subjects such as analysis of history, philosophy, religion, sociology, political science, linguistics, psychology and consciousness studies, epistemology, aesthetics and spiritualism. He was a student of the illustrious Telugu writer Chellapilla Venkata Sastry, of the Tirupati Venkata Kavulu duo. Viswanatha's wrote in both a modern and classical style, in complex modes. His popular works include Ramayana Kalpavrukshamu, Kinnersani Patalu and the novel Veyipadagalu. Among many awards, he was awarded the Jnanpith Award in 1970, the first for a Telugu writer, and Padma Bhushan in 1971.