He was the president of CPI's Trade Union wing AITUC, a Minister in the state and was a member of the Rajya Sabha.
Chitharanjan was elected to Kerala Assembly in 1977, 1980 and 1987 from his home district of Kollam.
His parents were Janardhanan Asan and Meenakshi Amma.
His electoral life started with a contest with his uncle Divakarappanikker who was an important Congress leader.
This article about a Communist Party of India politician from Kerala is a stub.