Choolai Somasundara Nayakar
From Tamil Wiki
Choolai Somasundara Nayakar (16 August 1846-22 February 1901) was a Tamil Saivite scholar. He was one of the first people to compile the ideas of Saiva Siddhantha philosophy in the 19th century. He was the teacher of Maraimalai Adigal.