The Sree Vaikom Mahadeva Temple is a temple dedicated to the Hindu god Shiva in Vaikom, Kerala, India.The temple, along with the Ettumanoor Shiva Temple and the Kaduthuruthy Shiva Temple is considered a powerful place of Shiva. The belief is that if a devotee worships all the three temples before the Ucha puja, all his/her wishes are fulfilled. The temple is one of the major Shiva temples in Kerala held in reverence along with the temples in Ettumanoor, Kaduthuruthy, Vazhappally, Chengannur, Ernakulam, Vadakkunathan and Thirunakkara.