Kandeeswarar Temple (also called Brahmakandeeswarar temple, Brahmasirakandeeswarar temple and Veerataneeswarar temple) is a Hindu temple dedicated to the god Shiva located in Kandiyur also known as Thirukkandiyur or Tirukkandiyur, near Tiruvaiyaru, Tamil Nadu, India.
Shiva is worshiped as Kandeeswarar, and is represented by the lingam and his consort Parvati is depicted as Mangalanayagi. The presiding deity is revered in the 7th century Tamil Saiva canonical work, the Tevaram, written by Tamil poet saints known as the nayanars and classified as Paadal Petra Sthalam.
As per legends, Shiva is believed to have destroyed eight different demons and the eight Ashta Veeratanam temples are built signifying each of his victories in the war. The temple is one of the eight where Shiva is believed to have removed one of the five heads of Brahma.

There are many inscriptions associated with the temple indicating contributions from: Cholas, Thanjavur Nayaks and Thanjavur Maratha kingdom. The temple has numerous shrines. The shrines of Kandeeswarar and Mangalanayagi are the most prominent. The temple-complex houses many halls and three precincts.
The temple has six daily rituals at various times from 6:30 a.m. to 8:30 p.m., and many yearly festivals on its calendar. The temple is one of the Sapthastanams of Aiyarappar temple and the Sapthastanam festival celebrated during the month of January is the most prominent festival in the temple, and the region.
The temple is maintained and administered by Hindu Religious and Charitable Endowments Department of the Government of Tamil Nadu. Many temples have same name, Kandeshwarar Temple is also in Thamarankottai, a village in Pattukottai taluk of Thanjavur district.
The temple is counted as one of the temples built on the banks of River Kaveri. This temple is one of the 7 shrines associated with Saptamartrikas (seven female deities in Siva temple). As per legends, Shiva is believed to have destroyed eight different demons namely: Andakasuran, Gajasuran, Jalandasuran, Thirupuradhi, Kaman, Arjunan, Dakshan and Taaragasuran.
There are Ashta Veeratanam temples built signifying each of his victories in the war,[6] and also as places where he is believed to have performed with fury.
The eight temples are: Tiruvadigai Veerattaaneswarar Temple at Thiruvadigai, Tirukkovilur Veerateshwarar Temple at Tirukoilur, Veerateswarar temple at Korukkai or Thirukkurukkai, Amirtagateswarar Temple at Thirukadaiyur, Vazhuvur Verateswarar Temple at Vazhuvoor, Keelaparasalur Veerateswarar Temple at Tirupariyalur, Kandeeswarar Temple at Thirukkandiyur and Tiruvirkudi Veerataneswarar Temple at Thiruvirkudi.
Shiva in all these temples are described to have used bow and arrow, trident and spear.