Kailasanathar Temple, Tirumetrazhigai, is a Siva temple near Patteeswaram in Thanjavur District in Tamil Nadu (India).
It is one of the shrines of the Vaippu Sthalams sung by Tamil Saivite Nayanar Sundarar.
The presiding deity is known as Kailasanathar. His consort is known as Sabalanayagi.
In front of the sanctum santorum Surya, Chandikesvarar, Vinayaka, Bairava and Sabalayanagi are found. Nandhi and balipeeta are found in front of the temple. Sculptures are found in the kosta.