Richard Grant Mulgan (born 5 March 1940) is a political scientist. He was on the 1985–86 New Zealand Royal Commission that recommended MMP (Mixed Member Proportional) representation for elections to the New Zealand Parliament. Mulgan was educated at the University of Auckland, and in 1960 matriculated at Merton College, Oxford. He is the son of John Mulgan, the grandson of Alan Mulgan, and the great-grandson of Edward Ker Mulgan.