Silambu Selvar Ma.Po.Si , Mylpore Ponnuswamy Sivagnanam is a name familiar to all the Tamil speaking world for the past decades and over , as the glorious champion of Tamil Language and Culture  Ma.Po.Si is an self made Leader .He had made remarkable contributions towards his Language and Country . He belongs to the eminent group of Personalities who have had no formal education , His life was never a bed of roses , He lacked social status and lived a life of Poverty and hunger .Self confidence and self efforts made him react to positions in Life and Society .
     Ma.Po.Si was born in the backward community - Gramani ( Subcaste of Nadar ) overcoming all odds and hurdles and achieved distinction as an eminent Tamil scholar , Golden tongued , Revolutionary writer and a persuasive orator .His writings are sparkling diamonds in tamil literature .His writings gained more attention and attraction irrespective of all classes. He was a true Nationalist who gained his seal of recognition in the society by being spent most of his youth life in prison for his enforced activites and movements for the struggle of Independence . He was a Gandhian , an educationalist ,a protagonist of state antogony and a crusader for a pre eminent position for Tamils at all levels in administaration , managemant and education .
       Silambu Selvar is a multi faceted personality , Nationalist who possessed immmense patriotoc feeling and was a active prticipant in the struggle of Independence . He had a blended taste for the Tamil classic tradition and culture .He was a dedicated Leader of Tamils , who had gained Praise and Glory from the Princess and the Peasent.