Pathanapuram State assembly constituency is one of the 140 state legislative assembly constituencies in Kerala state in southern India. It is also one of the 7 state legislative assembly constituencies included in the Mavelikara Lok Sabha constituency. As of the 2016 assembly elections, the current MLA is K. B. Ganesh Kumar of KC(B).

Keezhoote Balakrishna Ganesh Kumar is an Indian actor, television host, and politician who is serving as the Minister for Transport of Kerala since December 2023 and previously from 2001 to 2003. He has also served as the Minister for Forests and Environment, Sports and Cinema of Kerala from 2011 to 2013. He is a Member of the Kerala Legislative Assembly representing Pathanapuram since 2001. He is the Chairman of the Kerala Congress (B) party. He made his debut as an actor in the film Irakal (1985) directed by K. G. George. He has starred in over 100 Malayalam films, performing a variety of roles.