Alan Butterworth Plaunt (March 25, 1904 - September 12, 1941) was a Canadian broadcasting pioneer, journalist and activist. The son of a wealthy lumber family, Plaunt attended the University of Toronto and University of Oxford and was a keen observer of the fledgling British Broadcasting Corporation while in Britain becoming a believer in John Reith's approach to public broadcasting. He was also an active socialist as a member of the League for Social Reconstruction and helped write the Regina Manifesto which was the original program of the Co-operative Commonwealth Federation.