Nigel Cameron Fortune (5 December 1924 – 10 April 2009) was an English musicologist and political activist. Along with Thurston Dart, Oliver Neighbour and Stanley Sadie he was one of Britain's leading musicologists of the post-World War II generation. He played an instrumental part in improving professional musicological standards in England through research initiatives, conferences and scholarly publications. This greatly increased his country's international reputation in the field of music scholarship.