| Claudia Blum Capurro|
| Jose Sette|
Celsius A Lodder
| Juan Manuel Santos Calderon|
Mauricio Rodriguez Munera
Ernesto Samper Pizano (1995-1998)
Andres Pastrana Arango (1998-1999)
Néstor Osorio Londoño Wikipedia
HE MR Néstor Osorio Londoño is a Colombian diplomat. He became Colombia's Ambassador to the United Kingdom of Great Britain and Northern Ireland in February 2014. He was the 27th Permanent Representative of Colombia to the United Nations.
After a career as an administrative lawyer, he served as 1st Permanent Representative of Colombia to the World Trade Organization (WTO) in Geneva from 1995 to 1999. He was the fourth Executive Director of the International Coffee Organization from 2002 to 2010, where he had represented Colombia since 1978 when he was named Alternate Delegate and later becoming head of mission and Permanent Representative until 1994. After leaving the WTO, he worked for the Colombian Government as High Advisor for Coffee Policy from September 2000 until his election as Executive Director of the ICO.
In November 2010, Osorio became Colombia's Permanent Representative to the United Nations in New York. During April 2011, Colombia held the rotating presidency of the UN Security Council, and Osorio was the Council's president.