The temple's name is derived from the words kapāla (head) and Īśvara an alias of lord Shiva. According to the Puranas, during the meeting of Brahma and Shiva at top of Mount Kailash Brahma failed to show the due respect to Shiva. Due to this, Shiva plucked of one of Brahma's heads (kapalams). In an act of penance, Brahma came down to the site of Mylapore and installed a Lingam to please Shiva. This place is known as Sukra Puri, Veda Puri, among many other names including Kailaye Mayilai and Mayilaye Kayilai which means this place is equal to kailash. Goddess Karpagambal, a form of Shiva's consort Parvati, due to a curse became a pea-hen and did penance here to get back her original personality. Shiva's son Murugan received the spear (Sakthi Vel) for the destruction of a demon from Parvati here. Brahma had worshipped here to get rid of his ego and get back his power to create. The four Vedas have worshipped here. Sukracharya worshipped the Lord here and got back his lost eye. Rama has worshipped here and won the war against Ravana and brought back Sita from Lanka. The daughter of Sivanesa Chettiar Angam Poompavai got her lost life due to snake bite was later resurrected here by the powers of Thirugnana Sambandar. Vayilar Nayanar, a saiva saint, attained salvation here and Mylapore is also the birth place of Thiruvalluvar who wrote the Thirukkural. In Thevaram special mention is made about the beautiful Madaveedhi as Malgun Mathri Thavazhum Maada Veedhi Mylappil Ullar. Thiruganana Sambandar, Arunagirinathar have sung the glory of Karpagambal, Singara Velar. The 10-day festival during March / April is a treat to watch and Arubathu Moovar festival is attended by lakhs of devotees every year.