Vaseeswarar Temple (also called Pasoornathar Temple, Thirupasoor temple) is a Hindu temple dedicated to the deity Shiva, located in Thirupasoor, a village in Tiruvallur district in the South Indian state of Tamil Nadu. Shiva is worshiped as Vaseeswarar, and is represented by the lingam. His consort Parvati is depicted as Pasupathinayagi. The temple is located on the Southern banks of Poondi reservoir on the Thiruvallur - Thiruthani road, away from the town. The presiding deity is revered in the 7th century Tamil Saiva canonical work, the Tevaram, written by Tamil saint poets known as the nayanmars and classified as Paadal Petra Sthalam.