Kadannappalli Ramachandran (born 1 July 1944) is an Indian politician who is serving as the Minister for Ports, Museums, Archaeology and Archives of Kerala since December 2023.

He is a Member of the Kerala Legislative Assembly representing Kannur since 2016.

Prior to that, he represented Edakkad from 2006 to 2011, and Irikkur from 1980 to 1982 in the Kerala Legislative Assembly.

He also served as a Member of the Lok Sabha representing Kasaragod from 1971 to 1980, becoming an MP at the age of 27.

Ramachandran contested and won the Indian General Elections in 1971 as INC candidate from Kasaragod Lokasabha Constituency, his first opponent was the veteran leader E.K.

They have a son, Mithun Puthanveettil, a musician in the band Avial.