Vallavaraiyan Vandiyadevan was a commander of the Chola Army. He was one among the famous chieftains of the Chola emperors Rajaraja I and Rajendra I and chief of the Samanthas of North Arcot and also the husband of Rajaraja's elder sister Kunthavai Pirattiyar. He was also the chieftain of the Sri Lanka Front Army of Rajaraja l and Rajendra I. Territory under his authority was known as Vallavaraiyanadu. He ruled Brahmadesam. Vandiyathevan is idealized in Kalki Krishnamurthy's (Kalki) famous novel Ponniyin Selvan and also in many other novels like Vandiyadevan Vaal, Vandiyadevan Senai Thalaivan.