| Post: | Minister of Water and Irrigation |
| Flag: | Flag of Tanzania.svg |
| Insignia: | Coat of arms of Tanzania.svg |
| Incumbent: | Jumaa Aweso |
| Incumbentsince: | 5 December 2020 |
| Department: | Ministry of Water and Irrigation |
| Style: | Honourable Minister |
| Member Of: | Cabinet |
| Seat: | Dar es Salaam, Tanzania |
| Appointer: | President |
| Termlength: | At the President's discretion |
The Minister of Water and Irrigation is the head of the Ministry of Water and Irrigation of the Government of Tanzania.
The water portfolio has over the years been part of a number of other ministries.
The following have served the ministry:[1]
| Portrait | Minister | Portfolio | Took office | Left office | President | |
|---|---|---|---|---|---|---|
| – | Dereck Bryeson | Agriculture | 1961 | 1964 | (Tanganyika) | |
| Tewa S. Tewa | Lands, Housing and Water Development | 1964 | 1966 | Julius Nyerere | ||
| Said Maswanya | 1966 | 1968 | ||||
| 1968 | 1970 | |||||
| Wilbard Chagula | Water and Power | 1971 | 1974 | |||
| I. Elinewinga | 1974 | 1975 | ||||
| Wilbard Chagula | Water, Electricity and Minerals | 1976 | 1978 | |||
| I. Elinewinga | Water, Energy and Minerals | 1978 | 1982 | |||
| Water and Energy | 1982 | 1983 | ||||
| – | ||||||
| Water, Energy and Minerals | 1985 | 1986 | Ali Hassan Mwinyi | |||
| Pius Ng'wandu | Lands, Water, Housing and Urban Development | 1985 | 1987 | |||
| 1 | Pius Ng'wandu | Water | 1987 | 1990 | ||
| 2 | Christian Kisanji | 1990 | ||||
| Water, Energy and Minerals | 1990 | 1994 | ||||
| Jackson Makweta | 1994 | 1995 | ||||
| (1) | Pius Ng'wandu | Water | 1996 | 1999 | Benjamin Mkapa | |
| 3 | Mussa Nkhangaa | 1999 | 2001 | |||
| Water and Livestock | 2001 | 2005 | ||||
| 4 | Water | 2006 | Jakaya Kikwete | |||
| 5 | 2006 | 2008 | ||||
| 6 | Water and Irrigation Development | 2008 | 2010 | |||
| Water | 2010 | 2012 | ||||
| 7 | Water and Irrigation | 2012 | 5 November 2015 | |||
| 8 | Minister of Water and Irrigation | 14 December 2015 | 23 December 2015 | John Magufuli | ||
| 9 | Minister of Water and Irrigation | 23 December 2015 | 7 October 2017 | |||
| 10 | Isack Aloyce Kamwelwe | Minister of Water and Irrigation | 7 October 2017 | 1 July 2018 | ||
| 11 | Makame Mbarawa | Minister of Water and Irrigation | 1 July 2018[2] | 16 June 2020[3] | ||
| 12 | Jumaa Aweso | Minister of Water and Irrigation | 5 December 2020[4] | Incumbent | ||