Mahasweta Devi was a discriminate writer in Bengali language. She was born on 14 January 1926 in Dhaka, Bangladesh. Her father was a remarkable poet and novelist whereas her mother was a writer and social worker. Mahasweta Devi showed her interest in social and political activity in an early age. She was graduated from Santiniketan in 1946 later she did her Masters in English from Santiniketan in 1967. Devi’s work represents two hundred years struggle of tribal people for human dignity is seen through her various fiction and non- fictional works. Her works such fiction, essays, plays, Journalistic writings showed the themes of caste inequalities, class contradictions, and gender discrimination. Mahasweta Devi writes in The Hindu “There is so much unrest in India because so many millions below the poverty line, including the tribal have been cruelly neglected”. The term subaltern was first used by an Italian essential thinker, Antonio Gramsci. The word subaltern means the groups who are subjected to the domination of the ruling classes. They do not have political power and therefore no voice. “The only subalterns of this country are the tribals. (G. N. Devy ) The word was taken up by postcolonial studies from the subaltern studies group of histories who discussed to promote a subaltern themes in South Asian studies. The group consists of Ranajit Guha and Shaheed Amin, David Arnold, Partha Chatterjee, David Hardiman and Gyan Pandey.