Presidents of the Socialist International

George Andreas Papandreou (Greek: Γεώργιος Ανδρέας Παπανδρέου, shortened to Giorgos (Γιώργος) to distinguish him from his grandfather; born 16 June 1952) is a Greek politician who served as Prime Minister of Greece from 2009 to 2011. He is currently serving as an MP for Movement for Change.

Willy Brandt ( born Herbert Ernst Karl Frahm; 18 December 1913 – 8 October 1992) was a German politician and statesman who was leader of the Social Democratic Party of Germany (SPD) from 1964 to 1987 and served as Chancellor of the Federal Republic of Germany (West Germany) from 1969 to 1974.

António Manuel de Oliveira Guterres GCC GCL (European Portuguese: born 30 April 1949) is a Portuguese politician and diplomat serving as the ninth secretary-general of the United Nations. A member of the Portuguese Socialist Party, he served as prime minister of Portugal from 1995 to 2002.

Pierre Mauroy (5 July 1928 – 7 June 2013) was a French Socialist politician who was Prime Minister of France from 1981 to 1984 under President François Mitterrand. Mauroy also served as Mayor of Lille from 1973 to 2001. At the time of his death Mauroy was the emeritus mayor of the city of Lille. He died from complications of lung cancer on 7 June 2013 at the age of 84. He is the namesake of Lille's new stadium, Stade Pierre-Mauroy.

Alsing Emanuel Andersen (5 February 1893 – 5 December 1962) was a Danish social democrat politician. Andersen served as the Minister of Defense (1935–1940) for Denmark. From 8 July 1940 to 1945, he served as the vice chairman of the Danish Social Democratic Party, and as the acting chairman of the party from the death of Thorvald Stauning (3 May 1942) until the end of the Nazi occupation of Denmark in 1945. Andersen briefly returned to national politics as the Minister of the Interior from 13 to 23 November 1947.

Morgan Walter Phillips (18 June 1902 – 15 January 1963) was a colliery worker and trade union activist who became the General Secretary of the British Labour Party, involved in two of the party's election victories.

Bruno Pittermann (born 3 September 1905 in Vienna; died 19 September 1983 in Vienna) was an Austrian social democrat politician. He served as both the chairman of the Social Democratic Party of Austria from 1957 to 1967, and the Vice Chancellor of Austria from 1957 to 1966. From 1964 to 1976, he was president of the Socialist International.

Erich Ollenhauer (27 March 1901 – 14 December 1963) was the leader of the Social Democratic Party of Germany (SPD) from 1952 until 1963.