Thiruvanchikulam Siva Temple (medieval Thiruvanchaikkalam Temple) is a Hindu temple situated in Kodungallur in Thrissur district of Kerala state, India. Constructed in the Kerala style of architecture, the temple is believed to have been built during the Chera period . Shiva is worshipped as Mahadeva and his consort Parvathi as Umadevi. There are 33 sub-deities in this temple, the highest number so in Kerala.