Olanchery Rajagopal (born 15 September 1929) is an Indian politician, former Union Minister of State, and the former MLA from Nemom and the first ever Bharatiya Janata Party member in the Legislative Assembly of Kerala. One of the major leaders of the Bharatiya Janata Party from Kerala, he has held various ministerial portfolios including Defence, Parliamentary Affairs, Urban Development, Law, Justice, Company Affairs, and Railways. Rajagopal was a two-time MP in Rajya Sabha, the upper house of Indian Parliament from 1992 till 2004. O.Rajagopal was also a member of Kerala State Government's Legislative Assembly Committee on Petitions & Committee of Public Work, Transport and Communications.