United Nations
1946–9 recorded officeholder spells across 1 office, led today by António Guterres (Secretary-General, since 2017-01-01).
Secretary-General
| Name | From | To |
|---|---|---|
| António Guterres | 2017 | present |
| Ban Ki-moon | 2007 | 2016 |
| Kofi Annan | 1997 | 2006 |
| Boutros Boutros-Ghali | 1992 | 1996 |
| Javier Pérez de Cuéllar | 1982 | 1991 |
| Kurt Waldheim | 1972 | 1981 |
| U Thant | 1961 | 1971 |
| Dag Hammarskjöld | 1953 | 1961 |
| Trygve Lie | 1946 | 1952 |