Theodoros Pangalos, Greek general and politician, President of Greece (died 1952)

Theodoros Pangalos was a Greek general, politician and dictator. A distinguished staff officer and an ardent Venizelist and anti-royalist, Pangalos played a leading role in the September 1922 revolt that deposed King Constantine I and in the establishment of the Second Hellenic Republic. In June 1925 Pangalos staged a bloodless coup d'état, and his assumption of power was recognized by the National Assembly which named him prime minister. As a "constitutional dictator" he ruled the country until his overthrow in August 1926. From April 1926 until his deposition, he also occupied the office of President of the Republic.

This is a list of the heads of state of the modern Greek state, from its establishment during the Greek War of Independence to the present day.