List of heads of state 1763

Great Britain and Ireland
- Head of State: King George III. (1760–1801) (1801–1820 King of the United Kingdom, 1760–1806 Elector of Braunschweig-Lüneburg, 1814–1820 King of Hanover)
- Head of Government:
  - Prime Minister John Stuart, 3rd Earl of Bute (1762–1763)
  - Prime Minister George Grenville (1763-1765)

Holy Roman Empire
- King and Emperor : Franz I (1745–1765) (1729–1736 Duke of Lorraine, 1737–1765 Grand Duke of Tuscany)
- Electoral College
  - Archbishopric of Cologne
    - Elector : Clemens August von Bayern (1723–1761) (1724–1761 Bishop of Hildesheim, 1719–1761 Bishop of Münster, 1728–1761 Bishop of Osnabrück, 1719–1761 Bishop of Paderborn, 1716–1719 Bishop of Regensburg, 1732–1761 Grand Master of the Teutonic Order)
  - Archbishopric Mainz
    - Elector : Johann Friedrich Karl von Ostein (1743–1763) (1756–1763 Bishop of Worms)
    - Elector: Emmerich Joseph von Breidbach zu Bürresheim (1763–1774) (1768–1774 Bishop of Worms)
  - Archbishopric Trier
    - Elector : Johann Philipp von Walderdorff (1756–1768) (1763–1768 Bishop of Worms)
  - Duchy of Bavaria
    - Elector : Maximilian III. Joseph (1745–1777)
  - Kingdom of Bohemia
    - Queen : Maria Theresa (1740–1780) (1740–1780 Duchess of Milan, 1740–1780 Archduchess of Austria, 1740–1780 Duchess of Parma, 1740–1780 Queen of Hungary)
  - Margraviate of Brandenburg
    - Elector : Friedrich II. (1740–1786) (1740–1786 King of Prussia)
  - Duchy of Brunswick-Lueneburg
    - Elector : George III. (1760–1803) (1760–1801 King of Great Britain and Ireland, 1801–1820 King of the United Kingdom, 1814–1820 King of Hanover)
  - Palatine County near the Rhine
    - Elector : Karl Theodor (1742–1799) (1777–1799 Elector of Bavaria, 1742–1799 Duke of Jülich and Berg)
  - Duchy of Saxony
    - Elector : Friedrich August II. (1733–1763) (1733–1763 King of Poland and Grand Duke of Lithuania)
    - Elector: Friedrich Christian (1763)
    - Elector: Friedrich August I (1763–1806) (1806–1827 King of Saxony)
- spiritual imperial princes
  - Hochstift Augsburg
    - Bishop : Joseph Ignaz Philipp of Hessen-Darmstadt (1740–1768)
  - Bamberg Monastery
    - Bishop : Adam Friedrich von Seinsheim (1757–1779) (1755–1779 Bishop of Würzburg)
  - Hochstift Basel
    - Bishop : Simon-Nicolas de Montjoie-Hirsingue (1762–1775)
  - Prince Provost Berchtesgaden
    - Provost : Michael Balthasar von Christalnigg (1752–1768)
  - Brixen monastery
    - Bishop : Leopold von Spaur (1747–1778)
  - Hochstift Chur (territory 1648 federal, bishop imperial class without immediate land)
    - Bishop : Johannes Baptist Anton von Federspiel (1755–1777)
  - Corvey Abbey
    - Abbot : Philipp von Spiegel zum Desenberg (1758–1776)
  - Balleien of the Teutonic Order
    - Grand Master : Karl Alexander of Lorraine (1761–1780)
  - Eichstätt Monastery
    - Bishop : Raymund Anton von Strasoldo (1757–1781)
  - Prince Provost Ellwangen
    - Provost : Anton Ignaz von Fugger-Glött (1756–1787) (1769–1787 Bishop of Regensburg)
  - Hochstift Freising
    - Bishop : Johann Theodor von Bayern (1727–1763) (1744–1763 Bishop of Lüttich, 1719–1763 Bishop of Regensburg)
    - Bishop: Clemens Wenzeslaus of Saxony (1763–1768) (1768–1801 Archbishop of Trier, 1768–1803 Bishop of Augsburg, 1763–1769 Bishop of Regensburg, 1787–1803 Provost of Ellwangen, 1768–1794 Abbot of Prüm)
  - Fulda Abbey
    - Bishop : Heinrich von Bibra (1759–1788)
    - Bishop: Clemens Wenzeslaus of Saxony (1763–1768) (1768–1801 Archbishop of Trier, 1768–1803 Bishop of Augsburg, 1763–1768 Bishop of Regensburg, 1787–1803 Provost of Ellwangen, 1768–1794 Abbot of Prüm)
  - Hildesheim Monastery
    - Bishop : Friedrich Wilhelm von Westphalen (1763–1789) (1782–1789 Bishop of Paderborn)
  - Prince Abbey of Kempten
    - Abbot : Honorius Roth von Schreckenstein (1760–1785)
  - Constance monastery
    - Bishop : Franz Konrad von Rodt (1750–1775)
  - Hochstift Lübeck (1555–1803 Protestant administrators)
    - Bishop : Friedrich August von Schleswig-Holstein-Gottorf (1750–1785) (1773–1774 Count of Oldenburg, 1774–1785 Duke of Oldenburg)
  - Liège Monastery
    - Bishop : Johann Theodor von Bayern (1744–1763) (1727–1763 Bishop of Freising, 1719–1763 Bishop of Regensburg)
    - Bishop: Charles Nicolas d'Oultremont (1763–1771)
  - Monastery of Münster
    - Bishop : Maximilian Friedrich von Königsegg-Rothenfels (1762–1784) (1761–1784 Archbishop of Cologne)
  - Hochstift Osnabrück (1662–1802 alternating between Catholic and Lutheran bishops)
    - Sedis vacancy (1761–1764)
  - Paderborn Monastery
    - Bishop : Wilhelm Anton von der Asseburg (1763–1782)
  - Passau bishopric
    - Bishop : Joseph Maria von Thun and Hohenstein (1761–1763)
    - Bishop: Leopold Ernst von Firmian (1763–1783) (1748–1758 Bishop of Trient)
  - Regensburg Monastery
    - Bishop : Johann Theodor von Bayern (1719–1763) (1727–1763 Bishop of Freising, 1744–1763 Bishop of Liège)
    - Bishop: Clemens Wenzeslaus of Saxony (1763–1769) (1768–1801 Archbishop of Trier, 1768–1803 Bishop of Augsburg, 1763–1768 Bishop of Freising, 1787–1803 Provost of Ellwangen, 1768–1794 Abbot of Prüm)
  - Archbishopric Salzburg
    - Archbishop : Sigismund Christoph von Schrattenbach (1753–1771)
  - Speyer Monastery
    - Bishop : Franz Christoph von Hutten zum Stolzenberg (1743–1770)
  - Stablo-Malmedy Abbey
    - Abbot : Alexandre Delmonte (1753–1766)
  - Strasbourg Monastery
    - Bishop : Louis César Constantin de Rohan-Guéméné (1756–1779)
  - Hochstift Trento
    - Bishop : Cristoforo Sizzo de Noris (1763–1776)
  - Hochstift Worms
    - Bishop : Johann Friedrich Karl von Ostein (1756–1763) (1743–1763 Archbishop of Mainz)
    - Bishop: Johann Philipp von Walderdorff (1763–1768) (1756–1768 Archbishop of Trier)
  - Würzburg Monastery
    - Bishop : Adam Friedrich von Seinsheim (1755–1779) (1757–1779 Bishop of Bamberg)
- secular imperial princes
  - Principality of Anhalt
    - Anhalt-Bernburg
      - Prince : Viktor II. Friedrich (1721–1765)
    - Principality of Anhalt-Dessau
      - Prince : Leopold III. Friedrich Franz (1751–1817) (1751–1758 under guardianship) (from 1807 duke)
    - Principality of Anhalt-Köthen
      - Prince : Karl Georg Lebrecht (1755–1789)
    - Anhalt-Zerbst
      - Prince : Friedrich August (1747–1793) (1747–1752 under guardianship)
  - Arenberg
    - Duke : Karl Maria Raimund (1754–1778)
  - Margraviate of Baden
    - Baden-Baden
      - Margrave : August Georg Simpert (1761–1771)
    - Baden-Durlach
      - Margrave : Karl Friedrich (1738–1771) (1738–1746 under guardianship) (1771–1803 Margrave of Baden, 1803–1806 Elector of Baden, 1806–1811 Grand Duke)
  - Brandenburg-Ansbach
    - Margrave : Karl Alexander (1757–1791) (1769–1791 Margrave of Brandenburg-Bayreuth)
  - Brandenburg-Bayreuth
    - Margrave : Friedrich III. (1735–1763)
    - Margrave: Friedrich Christian (1763–1769)
  - Braunschweig-Wolfenbüttel
    - Duke : Charles I (1735–1780)
  - Hessen-Darmstadt
    - Landgrave : Louis VIII (1739–1768)
  - Hessen-Kassel
    - Landgrave : Friedrich II. (1760–1785)
  - Hohenzollern-Hechingen
    - Prince : Josef Friedrich Wilhelm (1750–1798)
  - Hohenzollern-Sigmaringen
    - Prince : Joseph Friedrich Ernst (1715–1769) (until 1720 under guardianship)
  - Jülich and Berg
    - Duke : Karl Theodor (1742–1799) (1777–1799 Elector of Bavaria, 1742–1799 Elector of the Palatinate, 1742–1799 Duke of Palatinate-Neuburg)
  - Liechtenstein
    - Prince : Josef Wenzel ( 1712–1718 , 1748–1772) (1732–1745 Regent of Liechtenstein)
  - Mecklenburg
    - Mecklenburg-Schwerin
      - Duke : Friedrich (1756–1785)
    - Mecklenburg-Strelitz
      - Duke : Adolf Friedrich IV. (1752–1794)
  - Nassau
    - Ottonian line
      - Nassau-Diez
        Prince : Wilhelm V (1751–1806) (1751–1796 governor of the Netherlands)
    - Walramic line
      - Nassau-Saarbrücken
        Prince : Wilhelm Heinrich (1735–1768) (until 1741 under guardianship)
      - Nassau-Usingen
        Prince : Karl (1718–1775) (until 1733 under guardianship)
      - Nassau-Weilburg
        Prince : Karl Christian (1753–1788)
  - Austria
    - Archduchess : Maria Theresa (1740–1780) (1740–1780 Queen of Bohemia, 1740–1780 Duchess of Milan, 1740–1780 Duchess of Parma, 1740–1780 Queen of Hungary)
  - Pfalz-Neuburg
    - Duke : Karl Theodor (1742–1799) (1742–1777 Elector Palatinate, 1777–1799 Elector Palatinate-Bavaria, 1733–1799 Duke of Palatinate-Sulzbach, 1742–1794 / 99 Duke of Jülich and Berg)
  - Pfalz-Sulzbach
    - Duke : Karl Theodor (1733–1799) (1742–1777 Elector Palatinate, 1777–1799 Elector Palatinate-Bavaria, 1742–1799 Duke of Palatinate-Neuburg, 1742–1794 / 99 Duke of Jülich and Berg)
  - Pfalz-Zweibrücken-Birkenfeld
    - Duke : Christian IV (1735–1775)
  - Duchy of Saxony
    - Saxe-Coburg-Saalfeld
      - Duke : Franz Josias (1729–1764)
    - Saxe-Gotha-Altenburg
      - Duke : Friedrich III. (1732–1772)
    - Saxony-Hildburghausen
      - Duke : Ernst Friedrich III. (1745–1780) (1745–1748 under guardianship)
    - Saxony-Meiningen
      - Duke : Anton Ulrich (1746–1763)
      - Duke: Karl (1763–1782) (1763–1775 under guardianship)
      - Duke: Georg I (Sachsen-Meiningen) (1763–1803) (1763–1782 under guardianship)
      - Regent: Charlotte Amalie von Hessen-Philippsthal (1763–1782)
    - Saxe-Weimar-Eisenach
      - Duke : Karl August (1758–1828) (1758–1775 under guardianship, 1815–1828 Grand Duke)
      - Regent: Anna Amalia von Braunschweig-Wolfenbüttel (1759–1775)
  - Schwarzburg-Rudolstadt
    - Prince : Johann Friedrich (1744–1767)
  - Schwarzburg-Sondershausen
    - Prince : Christian Günther III. (1758–1794)
  - Waldeck-Pyrmont
    - Prince : Karl August Friedrich (1728–1763)
    - Prince: Friedrich Karl August (1763–1805) (1805–1812 Prince of Waldeck)
  - Württemberg
    - Duke : Karl Eugen (1737–1793)
- other imperial estates (selection)
  - lip
    - Lippe-Biesterfeld
      - Count : Friedrich Karl August (1736–1781)
    - Lippe-Detmold
      - Count : Simon August (1734–1782)
    - Lippe-Biesterfeld-Weißenfeld
      - Count : Ferdinand Ludwig (1736–1781)
  - Ortenburg
    - Count : Karl III. (1725–1776) (1725–1739 under guardianship)
  - Reuss
    - Reuss older line
      - Reuss overburden
        Count : Heinrich XI. (1723–1768) (1768–1778 Count of Reuss-Greiz, 1778–1800 Prince of Reuss older line)
      - Reuss undergrowth
        Count : Heinrich III. (1733–1768)
    - Reuss younger line
      - Reuss-Ebersdorf
        Count : Heinrich XXIV. (1747–1779)
      - Reuss-Gera
        Count : Heinrich XXX. (1748–1802)
      - Reuss-Lobenstein
        Count : Heinrich II. (1739–1782)
      - Reuss-Schleiz
        Count : Heinrich XII. (1744–1784)
  - Schaumburg-Lippe
    - Count : Wilhelm (1748–1777)

Italian states
- Genoa
  - Doge : Rodolfo Emilio Brignole Sale (1762–1764)
- Papal States
  - Pope : Clement XIII. (1758–1769)
- Milan (1706–1800 to Austria)
  - Duchess : Maria Theresa (1740–1780) (1740–1780 Queen of Bohemia, 1740–1780 Archduchess of Austria, 1740–1780 Duchess of Parma, 1740–1780 Queen of Hungary)
    - Governor : Francesco III. d'Este (1754–1771) (1737–1780 Duke of Modena)
- Massa and Carrara
  - Duchess : Maria Teresa Cybo-Malaspina (1731–1790) (until 1744 under guardianship)
- Modena and Reggio
  - Duke : Francesco III. d'Este (1737–1780) (1754–1771 Governor of Milan)
- Naples (1735–1806 personal union with Sicily)
  - King : Ferdinand VII. (1759–1799, 1799–1806, 1815–1816 ) (until 1767 under guardianship) (1759–1816 King of Sicily, 1816–1825 King of the Two Sicilies)
  - Regency council under Bernardo Tanucci (1759–1767)
- Parma and Piacenza
  - Duchess : Maria Theresa (1740–1780) (1740–1780 Queen of Bohemia, 1740–1780 Duchess of Milan, 1740–1780 Archduchess of Austria, 1740–1780 Queen of Hungary)
- Piombino
  - Prince : Gaetano Boncompagni-Ludovisi (1745–1777)
- Sardinia (since 1720 part of Savoy)
  - King : Karl Emanuel III. (1730–1773) (1720–1730 and 1732–1773 Duke of Savoy)
    - Viceroy : Giovanni Battista Pellegrino Alfieri di Cortemiglia (1762–1763)
    - Viceroy: Carlo Giuseppe Solaro di Govone (1763)
    - Viceroy: Francesco Luigi Costa della Trinità (1763–1767)
- Savoy
  - Duke : Charles Emanuel III. ( 1720–1730 , 1732–1773) (1730–1773 King of Sardinia)
- Sicily (1735–1806 in personal union with Naples)
  - King : Ferdinand III. (1759–1816) (until 1767 under guardianship) (1759–1799, 1799–1806, 1815–1816 King of Naples, 1816–1825 King of both Sicilies)
  - Regency council under Bernardo Tanucci (1759–1767)
    - Viceroy : Giovanni Fogliani Sforza d'Aragona (1755–1773)
- Tuscany
  - Grand Duke : Franz Stephan (1737–1765) (1745–1765 Emperor, 1729–1736 Duke of Lorraine)
- Venice
  - Doge : Marco Foscarini (1762–1763)
  - Doge: Alvise Mocenigo IV. (1763–1778)

Khanate of Crimea
- Khan : Qırım Giray (1758–1764, 1768–1769 )

Courland
- Duke : Charles of Saxony (1758–1763)
- Duke: Ernst Johann von Biron ( 1757–1758 , 1763–1769)

Malta
- Grand Master : Manuel Pinto de Fonseca (1741–1773)

Moldova (under Ottoman rule)
- Prince : Grigore Callimachi (1761–1764, 1767–1769 )

Monaco
- Prince : Honoré III. (1732–1793)
  - Governor General: Antoine Grimaldi (1732–1784)

Netherlands
- Republic of the Seven United Provinces
  - Inheritance holder : Wilhelm V (1751–1795) (1751–1806 Prince of Nassau-Diez)
- Austrian Netherlands (formally part of the Holy Roman Empire until 1714/95)
  - Governor : Karl Alexander von Lothringen (1744–1780) (1761–1780 Grand Master of the Teutonic Order)

Ottoman Empire
- Sultan : Mustafa III. (1757–1774)

Poland
- King : August III. (1733–1763) (1733–1763 Elector of Saxony)

Portugal
- King : Joseph I (1750–1777)

Prussia
- King : Friedrich II. (1740–1786) (1740–1786 Elector of Brandenburg)

Russia
- Empress : Catherine II (1762–1796)

Sweden
- King : Adolf Friedrich (1751–1771) (1727–1750 Bishop of Lübeck)

Spain
- King : Charles III. (1759–1788) (1735–1759 King of Naples, 1731–1735 Duke of Parma, 1735–1759 King of Sicily)

Hungary
- Queen : Maria Theresa (1740–1780) (1740–1780 Queen of Bohemia, 1740–1780 Duchess of Milan, 1740–1780 Archduchess of Austria, 1740–1780 Duchess of Parma)

Wallachia (under Ottoman rule)
- Prince : Constantin Mavrocordat ( 1730, 1731–1733, 1735–1741, 1744–1748, 1756–1758 , 1761–1763) (1733–1735, 1741–1743, 1748–1749, 1769 Prince of Moldavia)
- Prince: Constantin Racoviță ( 1753–1756 , 1763–1764) (1749–1753, 1756–1757 Prince of Moldova)