Benjamin William Mkapa

Presidents, 1961-

1961-1965 Julius Nyerere

1965-1985 Julius Nyerere

1985-1995 Ali Hassan Mwinyi

1995- Benjamin William Mkapa

Prime Ministers, 1972-

1972-1977 Rashid Kawawa

1977-1980 Edward Moringe Sokoine

1980-1983 Cleopa David Msuya

1983-1984 Edward Moringe Sokoine

1984-1985 Salim Ahmed Salim

1985-1990 Joseph Warioba

1990-1994 John Malecela

1994-1995 Cleopa David Msuya

1995- Frederick Sumaye