Parthasarathy Temple, also spelled Parthasarathi Temple, is a 9th-century Hindu temple dedicated to Vishnu in Kanyakumari district of Tamil Nadu, India. Spread over 2.5 acres, the temple is notable for the extensive records about it that have been discovered in Huzur Plates of Kollam. The inscriptions on these plates describe how the temple was built along with a salai for 95 students to study the Vedas and other subjects in the Taittiriya, Talavakara and Bhavishya śākhas.

Ay was an ancient Tamil dynasty which controlled the south-western tip of the Indian peninsula, from the early historic period up to the medieval period.The clan traditionally held sway over the port of Vizhinjam, the fertile region of Nanjinad, and southern parts of the spice-producing Western Ghat mountains. The dynasty was also known as Kupaka in medieval period.