Sir Vijay Raghubar Singh, KBE (13 July 1931 – 25 September 2006) was an Indo-Fijian lawyer and politician who held Cabinet office in the 1960s and 1970s. Vijay Singh served in Prime Minister Ratu Sir Kamisese Mara's government in a variety of positions, including Attorney-General, and was president of the , a division of the ruling Alliance Party. He quit the party in 1979 following disagreement with Alliance leadership and later joined the opposition National Federation Party. Vijay Singh was involved in the restructure of the Fiji sugar industry and was a leading member of the Jaycees movement in Fiji.