Sardar Mir Balakh Sher Mazari (Urdu: بلخ شیر مزاری; 8 July 1928[1][2] – 4 November 2022) was a Pakistani politician who served as Caretaker Prime Minister of Pakistan for five weeks in 1993.

He was the tumandar[3] (or chieftain) and the paramount sardar of the Mazari tribe which is situated on the tristate area between Balochistan, Sindh, and Punjab provinces of Pakistan.

[4] Mazari served as the Caretaker Prime Minister of Pakistan after the Nawaz Sharif government was overthrown by President Ghulam Ishaq Khan.

After dissolving both, the national and the provincial assemblies, Khan appointed Mazari as the caretaker prime minister.

[7] After being appointed the caretaker prime minister, Mazari had to serve as the head of the government for 90 days, a mandatory period required to set up a framework for the next general elections.