Biswanathpur is a village in Ganjam district in the south of Odisha, India, bordering Andhra Pradesh. This village owes its name to Vishwanath Dev Gajapati, the Suryavanshi king of Kalinga who founded this place after conducting a royal ancient ritual known as 'Vajapeya Yagna'. It is located southeast of Berhampur and northeast of Ichchapuram.