Moeletsi Goduka Mbeki (born 30 November 1945) is a political economist and the deputy chairman of the South African Institute of International Affairs, an independent think tank based at the University of the Witwatersrand, and is a political analyst for Nedcor Bank. He is a member of the executive council of the International Institute for Strategic Studies (IISS) which is based in London.

He is the younger brother of former President Thabo Mbeki and son of ANC leader Govan Mbeki. He has been a frequent critic of President Mbeki. Moeletsi Goduka Mbeki has a strong background in journalism, with a resume that includes a Harvard University Nieman Fellowship and time at the BBC. He often acts as a political commentator in South Africa, and is the author of a paper titled Perpetuating Poverty in Sub-Saharan Africa, published on 30 June 2005 by International Policy Network.

He was a media consultant for the ANC in the ’90s, and is currently the chairman of Endemol South Africa, a TV production house, and KMM Review Publishing and Africa. He has also been director of Comazar, which rehabilitates and grants concessions to railway networks in Africa.