Changanassery Parameswaran Pillai

Changanassery Parameswaran Pillai (March 1877 – 30 June 1940), popularly known as Changanassery, was an Indian social reformer, lawyer, judge, attorney general and freedom fighter from the Kingdom of Travancore. He served as the second president of the Nair Service Society (NSS) from 1917 to 1928 and was one of its co-founders.