12th-century Hindu philosopher, statesman, Kannada Bhakti poet of Lingayatism
Basava, also called Basavēśvara and Basavaṇṇa, was an Indian philosopher, poet, Lingayat social reformer in the Shiva-focused bhakti movement, and a Hindu Shaivite social reformer during the reign of the Kalyani Chalukya/Kalachuri dynasty. Wikipedia