In 2011 assembly elections in Tamil Nadu, Thangavelan Suba of DMK won the Tiruvadanai assembly constituency.
In 2006 assembly elections in Tamil Nadu, Ramasamy.K.R of INC won the Tiruvadanai assembly constituency.
In 2001 assembly elections in Tamil Nadu, Ramasamy K.R. of TMC(M) won the Tiruvadanai assembly constituency.
In 1996 assembly elections in Tamil Nadu, Ramasamy, Kr. of TMC(M) won the Tiruvadanai assembly constituency.
In 1991 assembly elections in Tamil Nadu, Ramasamy Ambalam of INC won the Tiruvadanai assembly constituency.