The office of Speaker of the National Assembly of Tanganyika was originally held by the Governor of Tanganyika, from the National Assembly's creation in 1926 as the Legislative Council of Tanzania Mainland, until 1953. The first speaker of the office not a governor of Tanganyika was Sir William Scupham and the last was Adam Sapi Mkwaka, who, in 1964, became the Speaker of the National Assembly of Tanzania.[1]
Below is a list of all the individuals who have held the office of Speaker of the National Assembly of Tanganyika.
| Name | Took office | Left office | Notes | |
|---|---|---|---|---|
| Governor of Tanganyika | 7 December 1926 | 1 November 1953 | ||
| Sir William Scupham | 1 November 1953 | 30 April 1958 | ||
| Sir John Harry Barclay Nihill | 1 May 1958 | 31 December 1958 | ||
| Abdulkarim Yusufali Alibhai Karimjee | 1 January 1956 | 26 December 1962 | ||
| December 27, 1962 | 1964 | Mkwawa continued as Speaker of the National Assembly of Tanzania |