Àdàkọ:UNSecretary-General
| League of Nations (1919–1945) |  | |
|---|---|---|
| United Nations (since 1945) | Gladwyn Jebb (United Kingdom)* • Trygve Lie (Norway) • Dag Hammarskjöld (Sweden) • U Thant (Burma) • Kurt Waldheim (Austria) Javier Pérez de Cuéllar (Peru) • Boutros Boutros-Ghali (Egypt) • Kofi Annan (Ghana) • Ban Ki-moon (South Korea) | |
| ||