Kavignar Meenavan (கவிஞர் மீனவன், 9 January 1933 – 22 August 2012), born R.K. Narayanasamy, was a Tamil poet, writer and activist.He was called Kavignar Meenavan by the people of Nagapattinam. He was a popular scholar and has written lot of poetry and research articles in Tamil language.