Laos » Prime Minister
Souvanna Phouma
1951-11-21 - 1954-10-20
Souvanna Phouma
1956-03-21 - 1958-08-17
Souvanna Phouma
1960-08-30 - 1960-12-13
Souvanna Phouma
1962-06-23 - 1975-12-02