Lakshman Chandra Seth (born 11 April 1946), commonly known as Lakshman Seth, was an Indian politician from Tamluk, West Bengal, India.
He was a member of the Communist Party of India (Marxist) and is a former MP from Haldia.He was expelled from the Communist Party of India (Marxist).
In 2016, Seth joined the Bharatiya Janata Party (also expelled on 2018)and merge Bharat Nirman Party of his own which floated by him after his expulsion from the CPI(M).