Vatsaraja (780–800) or Vatsraja was an Emperor of the Gurjara-Pratihara dynasty in Northern India. He was grand-nephew of Nagabhata I and his mother was queen Bhuyikadevi. He was the first ruler of Rajasthan to win victories over the distant regions of Kanauj and Bengal. His extensive conquests mark the rise of the Imperial Gurjara-Pratiharas.