| Agency Name: | Ministry of Defence |
| Type: | Department |
| Formed: | 1950 (As modern department) |
| Preceding2: | Ministry of Military Affairs Ministry of Naval Affairs Ministry of Aviation |
| Jurisdiction: | Government of Greece |
| Headquarters: | Psychiko, Attica, Greece |
| Coordinates: | 38.0001°N 23.7826°W |
| Budget: | 5,5€ billion Euros; |
| Minister1 Name: | Nikos Dendias |
| Chief1 Name: | Dimitrios Choupis |
| Chief1 Position: | Chief of the Defence Staff |
| Chief2 Name: | Kyriakos Kyriakidis |
| Chief2 Position: | Permanent Secretary |
| Child1 Agency: | Hellenic Navy Hydrographic Service |
| Website: | https://www.mod.mil.gr/en/ |
The Ministry of National Defence (Greek, Modern (1453-);: Υπουργείο Εθνικής Άμυνας, abbreviated ΥΠΕΘΑ), is the civilian cabinet organisation responsible for managing the Hellenic Armed Forces, the leader of which is, according to the Constitution (Article 45), the President of the Republic but their administration is exercised only by the Prime Minister and the Government of Greece. It is located at 227-231 Messogion Avenue, in the Papagos camp (Pentagon) in Athens, between Papagos and Holargos.
Today is hierarchically ranked 3rd in the rankings of ministries, according to a decision of the Prime Minister (Government Gazette B / 1594 / 25-6-2013). The highest position in the history of the Ministry was the second, behind the ministry of the presidency of the government, on the last government of Andreas Papandreou (1993-1996).
It is considered to be a ministry of particular prestige and is one of the most desirable to the members of each government, because it oversees the Armed Forces, manages huge sums of money, and is usually away from the woes and the wear and tear of everyday life.
Since June 27 2023, the Minister for National Defence is Nikos Dendias.
It was founded in 1950 from the unification of three Ministries: under the influence of American advisors. However, a single Ministry of National Defense was established and operated in the three-year period of 1941-44 by the puppet governments[1] (the legitimate exiled Greek government of the Middle East had retained the separate Ministries of Military Affairs, Naval Affairs and Aviation for the free Greek Armed Forces there).
The ministry is structured into three General Directorates:
There are also the Departments of:
Also, the ministry oversees the four General Staff of the Armed Forces: