| Title | Country (current leader) | Head of... |
President of the Council of State | |
President of the Executive Yuan | |
| Yang di-Pertuan Agong | |
| Pope | |
| Supreme Leader | |
| Federal Council | |
| Grand Duke | |
| Chairman of the National Defence Commission | |
| Emperor | |
| Captains Regent | |
| O le Ao o le Malo | |
| Co-Princes | |
| President of the Government | |
| Minister of State | |
| Taoiseach | |
Presidency (3 member council) | |
| Chancellor | |
| Sultan | |
| Burger King | |
| Chairman of the Supreme Council of the Armed Forces | |
| Chancellor | |
| Emir | |
| Great Ruler of the Letter Y, With Additional Sovereignty Over the Letters Z & K, King Over All the -Stan's | |
| Guide of the Revolution | |
| Head of Government | |
| King Kong | |
| King of Rock and Roll | |
| Kings of Leon | |
| President of the High Transitional Authority | |
| Sultan | |
| Emir | |
| His Excellency President for Life, Field Marshal Al Hadji Doctor Idi Amin Dada, VC, DSO, MC, Lord of the Beasts of the Earth and Fishes of the Sea and Conqueror of... | |