Visvanathar Temple is a Siva temple in Vidaivaikkudi in Nagapattinam district in Tamil Nadu (India).
[1][2][3] It is one of the shrines of the Vaippu Sthalams sung by Tamil Saivite Nayanar Appar.
[2] The presiding deity is known as Visvanathar.
[1][2] Now this place is known as Vakkudi and Vazhkudi.
This article about Hindu place of worship in Tamil Nadu is a stub.