Shasta (IAST Śāstā) is a Hindu deity of Dravidian origin, usually associated with Shiva and Vishnu. In Hindu mythology, Shasta is considered to be another name of Ayyappan, described as the offspring of Shiva and Mohini. His principal function is to act as a kuladevata of a given clan, as well as act as a guardian of a village's boundaries. In South India, he is identified with the Ayyanar in Tamil Nadu and the Ayyappan in Kerala.