Edayarnatham is a village in Mannargudi tehsil in district of Thiruvarur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Edayarnatham was 1,349 which includes 692 males and 657 females. Edayarnatham covers 286.18 ha area. Pincode of Edayarnatham is 614016.