Ioannis Grivas usually referred to as Yannis Grivas , (born 23 February 1923), Greek

Greece

Greece , officially the Hellenic Republic , and historically Hellas or the Republic of Greece in English, is a country in southeastern Europe....

 judge, was the 87th Prime Minister of Greece

Prime Minister of Greece

The Prime Minister of Greece , officially the Prime Minister of the Hellenic Republic , is the head of government of the Hellenic Republic and the leader of the Greek cabinet. The current interim Prime Minister is Lucas Papademos, a former Vice President of the European Central Bank, following...

 who served as a non-party interim Prime Minister. Grivas was born in Kato Tithorea, Tithorea

Tithorea

Tithorea is a village and a former municipality in Phthiotis, Greece. Since the 2011 local government reform it is part of the municipality Amfikleia-Elateia, of which it is a municipal unit. Population 4,759 . The seat of the municipality was in Kato Tithorea, which is served by the...

, Phthiotis

Phthiotis

Phthiotis is one of the regional units of Greece. It is part of the administrative region of Central Greece. The capital is the city of Lamia. It is bordered by the Malian Gulf to the east, Boeotia in the south, Phocis in the south, Aetolia-Acarnania in the southwest, Evrytania in the west,...

 in the region of Lokris. He studied law at the University of Athens and in 1954 he became a judge. In 1979, he was appointed to the "Areios Pagos" (Supreme Court of Greece

Supreme Court of Greece

The Supreme Court of Greece can refer to any of the three Supreme Courts of Greece:* Court of Cassation * Council of State * Chamber of Accounts...

 for Civil and Criminal Cases). He became vice-president of the court in 1986 and president in 1989.

In 1989, when the Greek Parliament was deadlocked between the PASOK

Panhellenic Socialist Movement

The Panhellenic Socialist Movement , known mostly by its acronym PASOK , is one of the two major political parties in Greece. Founded on 3 September 1974 by Andreas Papandreou, in 1981 PASOK became Greece's first social democratic party to win a majority in parliament.The party is a socialist party...

 and New Democracy

New Democracy (Greece)

New Democracy is the main centre-right political party and one of the two major parties in Greece. It was founded in 1974 by Konstantinos Karamanlis and formed the first cabinet of the Third Hellenic Republic...

 parties, the Constitution requiring that the President of one of Greece's Supreme Courts be appointed interim Prime Minister, Grivas agreed to head a caretaker government to preside over fresh elections. He took office on 12 October 1989. After the elections produced another deadlocked Parliament, he resigned on 23 November 1989, in favour of Xenophon Zolotas

Xenophon Zolotas

Xenophon Zolotas , was a Greek economist and served as an interim non-party Prime Minister of Greece.-Early life and career:Born in Athens in 1904, Zolotas studied economics at the University of Athens, and later studied in Leipzig and Paris. He came from a wealthy family of goldsmiths with roots...

, who formed a coalition government, in which all three Parliament parties participated. Grivas retired in 1990.