Greece
Hellenic, Southern Balkans
-Greek City-States merge to form Greece
Republic of Greece
Presidency
-Prince Alexander Mavrokordatos (1822-1828)
-Count Ioannis Kapodistrias (1828-1831)
Regency
-Count Augustin Kapodistrias (1831-1832)
Kingdom of Greece
Wittelsbach House
-Otto (1833-1862)
Oldenburg House
-George I (1863-1913)
-Constantine I (1913-1917)
-Alexander (1917-1920)
-Constantine I (Restored: 1920-1922)
-George II (1922-1924)
Republic of Greece
Presidency
-Pavlos Konduriotis (1924-1926)
-Gen. Theodoros Pangalos (1926)
-Pavlos Konduriotis (1926-1929)
-Alexander Zaimis (1929-1935)
Kingdom of Greece
Oldenburg House
-George II (Restored: 1935-1947)
-Paul (1947-1964)
-Constantine II (1964-1973)
Republic of Greece
Presidency
-George Papapoulos (1973)
-Phaidon Gizikis (1973-1974)
-Michael Stasinopoulos (1974-1975)
-Constantine Tsatsos (1975-1980)
-Constantine Karamanlis (1980-1985)
-Christos Sartzetakis (1985-1990)
-Constantine Karamanlis (Reelected: 1990-1995)
-Constantine Stephanopoulos (1995- )