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This is a list of the prime ministers of Tanzania, from the establishment of the office of Chief Minister of Tanganyika in 1960 to the present day.

Tanzania was formed after the Zanzibar Revolution in 1964, when the People's Republic of Zanzibar united with mainland Tanganyika to form the United Republic of Tanganyika and Zanzibar, which was later renamed to the United Republic of Tanzania.

Chief Minister of Tanganyika

No.	Portrait	Name (Birth–Death)	Term of office			Political party	Queen
			Took office	Left office	Time in office
1		Julius Nyerere (1922–1999)	2 September 1960	1 May 1961	241 days	Tanganyika African National Union	Elizabeth II

Prime ministers of Tanganyika

No.	Portrait	Name (Birth–Death)	Term of office			Political party	Queen
			Took office	Left office	Time in office
1		Julius Nyerere (1922–1999)	1 May 1961	22 January 1962	266 days	Tanganyika African National Union	Elizabeth II
2		Rashidi Kawawa (1924–2009)	22 January 1962	9 December 1962	321 days	Tanganyika African National Union
Post abolished (9 December 1962 – 29 October 1964)

Prime ministers of Tanzania

No.	Portrait	Name (Birth–Death)	Term of office			Political party	President(s)
			Took office	Left office	Time in office
Post abolished (1 November 1964 – 17 February 1972)
1		Rashidi Kawawa (1926–2009)	17 February 1972	13 February 1977	4 years, 362 days	Tanganyika African National Union	Nyerere
						Chama Cha Mapinduzi[a]
2		Edward Sokoine (1938–1984)	13 February 1977	7 November 1980	3 years, 268 days	Chama Cha Mapinduzi
3		Cleopa Msuya (born 1931)	7 November 1980	24 February 1983	2 years, 109 days	Chama Cha Mapinduzi
(2)		Edward Sokoine (1938–1984)	24 February 1983	12 April 1984 (died in office.)	1 year, 48 days	Chama Cha Mapinduzi
4		Salim Ahmed Salim (born 1942)	24 April 1984	5 November 1985	1 year, 195 days	Chama Cha Mapinduzi
5		Joseph Warioba (born 1940)	5 November 1985	9 November 1990	5 years, 4 days	Chama Cha Mapinduzi	Mwinyi
6		John Malecela (born 1934)	9 November 1990	7 December 1994	4 years, 28 days	Chama Cha Mapinduzi
(3)		Cleopa Msuya (born 1931)	7 December 1994	28 November 1995	356 days	Chama Cha Mapinduzi	Mwinyi Mkapa
7		Frederick Sumaye (born 1950)	28 November 1995	30 December 2005	10 years, 32 days	Chama Cha Mapinduzi	Mkapa Kikwete
8		Edward Lowassa (1953–2024)	30 December 2005	7 February 2008	2 years, 39 days	Chama Cha Mapinduzi	Kikwete
9		Mizengo Pinda (born 1948)	9 February 2008	5 November 2015	7 years, 269 days	Chama Cha Mapinduzi
10		Kassim Majaliwa (born 1961)	20 November 2015	Incumbent	8 years, 156 days	Chama Cha Mapinduzi	Magufuli Suluhu

Deputy prime ministers

No.	Portrait	Name (Birth–Death)	Term of office		Political party	Prime Minister	President(s)
			Took office	Left office
1		Salim Ahmed Salim (born 1942)	1986	1989[1]	Chama Cha Mapinduzi	Joseph Warioba	Mwinyi
2		Augustino Mrema (1944–2022)	1992	1994[1]	Chama Cha Mapinduzi	John Malecela
3		Doto Biteko (born 1978)	1 September 2023[1]	Incumbent	Chama Cha Mapinduzi	Kassim Majaliwa	Suluhu