| 1945–46 | UK | Gladwyn Jebb (acting) |
| 1946–52 | Norway | Trygve Halvdan Lie |
| 1953–61 | Sweden | Dag Hammarskjöld |
| 1961–71 | Burma | Sithu U Thant |
| 1972–81 | Austria | Kurt Waldheim |
| 1982–91 | Peru | Javier Pérez de Cuéllar |
| 1992–96 | Egypt | Boutros Boutros-Ghali |
| 1997–2006 | Ghana | Kofi Atta Annan |
| 2007–16 | South Korea | Ban Ki-moon |
| 2017– | Portugal | António Guterres |
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