Below is the list of UN Secretaries General with detail like appointed year, secretary name and from nation. The Secretary-General of the United Nations is the head of the Secretariat, one of the principal organs of the United Nations. The Secretary-General also acts as the de facto spokesperson and leader of the United Nations.
|Year||Name||Dates in office||Nation|
|1945||Gladwyn Jebb||24 October 1945 – 1 February 1946||United Kingdom|
|1946||Trygve Lie||1 February 1946 – 10 November 1952||Norway|
|1953||Dag Hammarskjold||10 April 1953 – 18 September 1961||Sweden|
|1961||U Thant||30 November 1961 – 31 December 1971||Burma|
|1972||Kurt Waldheim||1 January 1972 – 31 December 1981||Austria|
|1982||Javier Peres De Cuellar||1 January 1982 – 31 December 1991||Peru|
|1992||Dr. Boutros Boutros Ghali||1 January 1992 – 31 December 1996||Egypt|
|1997||Kofi Annan||1 January 1997 – 31 December 2006||Ghana|
|2007||Ban-Ki-Moon||1 January 2007– present||South Korea|
The United Nations is unofficially divided into five geopolitical regional groupings. Depending on the UN context, regional groups control elections to UN-related positions, dividing up the pie on the basis of geographic representation, as well as coordinate substantive policy, and form common fronts for negotiations and voting.
|UN Regional Group||Secretaries-General||Terms|
|Western European and Others||4||7|
|Eastern European Group|
|Latin American and Caribbean Group||1||2|