| Muhammad az-Zaruq Rajab محمد الزروق رجب | |
| Term Start: | 16 February 1984 |
| Term End: | 3 March 1986 |
| Term Start2: | 7 January 1981 |
| Term End2: | 15 February 1984 |
| Leader2: | Muammar Gaddafi |
| Order3: | Governor of the Central Bank of Libya |
| Term Start3: | 4 January 1987 |
| Term End3: | 6 October 1990 |
| Predecessor3: | Rajab El Msallati |
| Successor3: | Abd-al-Hafid Mahmud al-Zulaytini |
| Term Start4: | 2 April |
| Term End4: | August 2011 |
| Predecessor4: | Abd-al-Hafid Mahmud al-Zulaytini (acting) |
| Successor4: | Kassem Azzuz |
| Birth Date: | 7 March 1940 |
| Birth Place: | Libya |
Muhammad az-Zaruq Rajab (Arabic: محمد الزروق رجب) (born 7 March 1940)[1] was a former Head of State and General Secretary of the People's Committee (Prime Minister) in Libya.[2]
Rajab was General Secretary of the General People's Congress from January 7, 1981 to February 15, 1984. From 16 February 1984 to 3 March 1986 he was the prime minister of Libya. He was Minister of Treasury from 1972 to 1977,[3] and Secretary of Finance from 1977 to 1981.[4]