T.H.P. Chentharasseri (Thiruvan Heera Prassad Chentharassi, born : 29 July 1928 ) is One of the leading historians in Kerala. Deep Study about the caste system in India is the specialty of his writings.The Struggle and life of the grate Ayyan kali, the reformer of kerala is one his notable works. He did many works about the life and struggle of Dr.B.R. Ambedker. He published about forty books including three English titles.