Kattavettoor Shiva temple is located at Deshamangalam village in Thrissur district, Kerala. The temple is dedicated to Shiva. The temple has a circular sanctum sanctorum or Vatta Sreekovil. The Upa Devatas worshipped in the temple are Mahavishnu and Ganapahty.
The most important festival in the temple is Mahashivratri. Monday is the most auspicious day in the temple in a week.
The temple once belonged to Deshamangalam Mana.
Those people wishing to get married to a desired partner get their wishes fulfilled after offering prayers here on Monday.