Luísa Dias Diogo (born 11 April 1958) is a Mozambican politician who served as Prime Minister of Mozambique from February 2004 to January 2010.

In 2006, Annan appointed Diogo to co-chair – alongside Shaukat Aziz and Jens Stoltenberg – a High-level Panel on United Nations Systemwide Coherence, which was set up to explore how the United Nations system could work more coherently and effectively across the world in the areas of development, humanitarian assistance and the environment.

[6] She was also a member of the Commission on Effective Development Cooperation with Africa which was set up by the Prime Minister Anders Fogh Rasmussen of Denmark and held meetings between April and October 2008.

The MUNIPA network aims to strengthen advocacy and lobbying activities so that policies and legislation are adopted favourable to gender equity and women's empowerment.

[10] In August 2010, UN Secretary-General Ban Ki-moon appointed Diogo to the High-Level Panel on Global Sustainability, which was co-chaired by presidents Tarja Halonen of Finland and Jacob Zuma of South Africa.

[13] In a 2010 op-ed in The New York Times, Irish musician and activist Bono described Diogo as having "the lioness energy of an Ellen Johnson Sirleaf, a Ngozi Okonjo-Iweala or a Graça Machel.