N. Varadarajan (1924 – 10 April 2012)[1] was an Indian politician and former Member of the Legislative Assembly of Tamil Nadu.

[2][3] He started his career as a mill worker, he was dismissed by the management for organizing a union.

"He returned to Chennai on Tuesday morning after attending the party congress in Kozhikode.

He walked up the stairs to reach his room in the party office, before feeling giddy.

He was a diabetic, suffering from fluctuation in sugar level, said CPI(M) state secretary G. Ramakrishnan.