T. K. Ramakrishnan (1922 – April 21, 2006) was a politician from Tripunithura, Kerala, India. Ramakrishnan won the assembly elections seven times and was the opposition leader in the fifth Kerala Legislative Assembly in 1979. He was in charge of the Home, Excise, Cultural Affairs and Fisheries Departments during the Left Democratic Front administration at different times. He was a Central Committee member of Communist Party of India (Marxist). Com. T. K. Ramakrishnan died April 21, 2006. Com.