Ratan Lal Nath is an Indian politician from Tripura. He is the Minister of school education, higher education, law, parliamentary affairs, welfare of OBCs and minority in Biplab Kumar Deb ministry. He joined BJP in 2017 after leaving National Congress.He became the MLA from Mohanpur Constituency by defeating CPI(M) Candidate Subash Chandra Debnath by a margin of 5,176 votes.