List of state leaders in 1840

This is a list of heads of state, government leaders, and other rulers in the year 1840.

Africa

• Ashanti Confederacy – Kwaku Dua I Panyin, Asantehene (1834–1867)
• Kingdom of Buganda – Suna II (1836–1856)
• Bunyoro – Nyabongo II, Omukama of Bunyoro (1835–1848)
• Kingdom of Burundi – Ntare IV Rugamba (1796–1852)
• Kingdom of Dahomey – Gézo (1818–1856)
• Kingdom of Rwanda – Mutara II Rwogera (1830–1853)
• Sokoto Caliphate
  • Caliph – Abu Bakr Atiku (1837–1842)
  • Grand Vizier - Gidago dan Laima (1817–1842)
• Zulu –
  1. Dingane kaSenzangakhona, King of the Zulu (1828–1840)
  2. Mpande kaSenzangakhona, King of the Zulu (1840–1872)

Asia

• Durrani Empire – Shoja Shah (1839–1842)
• China (Qing dynasty) - Daoguang Emperor (1821–1850)
• Empire of Japan
  • Monarch – Ninkō (1817–1846)
  • Tokugawa shogunate – Tokugawa Ieyoshi (1837–1853)
  • Ryukyu Kingdom - Shō Iku (1829–1847)
• Joseon (Korea) – Heonjong (1834–1849)
• Punjab region – Nau Nihal Singh, Emperor of Sikh Empire (1839–1840)

Oceania

• Kingdom of Hawaii – Kamehameha III (1823–1854)
• New Zealand
  • Monarch – Victoria (1837–1901)
  • Lieutenant-Governor - William Hobson, Lieutenant-Governor of New Zealand (1840–1842)
• Samoa – Malietoa Vai'inupo (1820–1849)
• Tonga – Aleamotuʻa, Tu'i Kanokupolu (1827–1845)

Europe

• Principality of Abkhazia – Mikhail (1822–1864)
• Andorra –
  • Simó Rojas de Guardiola i Hortoneda, Bishop of Urgell (1828–1851)
  • Louis-Philippe I of France (1830–1848)
• Austria-Hungary –
  • Monarch – Ferdinand I, Emperor of Austria (1835–1848)
  • Foreign Minister - Klemens Wenzel von Metternich, Foreign Minister of Austria (1809–1848)
• Kingdom of Bavaria –
  • Monarch – Ludwig I (1825–1848)
  • Prime Minister – Karl von Abel (1837–1847)
• Belgium
  • Monarch – Léopold I, King of the Belgians (1831–1865)
  • Cabinet Chief -
    1. Barthélémy de Theux de Meylandt (1834–1840, 1846–1847)
    2. Joseph Lebeau (1840–1841)
• Kingdom of Denmark
  • Monarch – Christian VIII (1839–1848)
  • Minister of State - Otto Joachim Moltke (1824–1842)
• Kingdom of France –
  • Monarch – Louis Philippe I (1830–1848)
  • Prime Minister -
    1. Jean-de-Dieu Soult (1839–1840)
    2. Adolphe Thiers (1840)
    3. Jean-de-Dieu Soult (1840–1847)
• German Confederation
  • Austrian Empire – Ferdinand I (1835–1848)
    • Chancellor - Prince Klemens Wenzel von Metternich, Chancellor of Austria (1821–1848)
  • Kingdom of Prussia –
    • Monarch -
      1. Friedrich Wilhelm III (1797–1840)
      2. Friedrich Wilhelm IV (1840–1861)
    • Chief Minister - Carl Friedrich Heinrich, Graf von Wylich und Lottum (1823–1841)
  • Kingdom of Saxony – Frederick Augustus (1836–1854)
  • Kingdom of Hanover – Ernest Augustus (1837–1851)
  • Kingdom of Württemberg – William (1816–1864)
• Kingdom of Greece – Otto (1832–1862)
• Kingdom of Hungary – Ferdinand V (1835–1848)
• Kingdom of the Netherlands –
  1. William I (1815–1840)
  2. William II (1840–1849)
• Ottoman (Turkish) Empire
  • Sultan - Abdülmecid I (1839–1861)
  • Grand Vizier – Mehmed Hüsrev Pasha (1839–1841)
• Kingdom of Portugal and the Algarves
  • Monarch – Maria II (1826–1828, 1834–1853)
  • President of the Council of Ministers - Count of Bonfim (1839–1841)
• Russian Empire – Nicholas I (1825–1855)
• Kingdom of Spain – Isabella II (1833–1868)
• Kingdom of Sweden – United Kingdoms of Sweden and Norway - Charles XIV John (1818–1844)
• Grand Duchy of Tuscany – Leopold II (1824–1859)
• Kingdom of the Two Sicilies – Ferdinand II (1830–1859)
• United Kingdom of Great Britain and Ireland –
  • Monarch – Victoria (1837–1901)
  • Prime Minister - William Lamb, 2nd Viscount Melbourne (1835–1841)

Middle East and North Africa

• Abu Dhabi –
  • Co-Shaikh – Khalifa bin Shakhbut, Shaikh of Abu Dhabi (1833–1845)
  • Co-Shaikh – Sultan bin Shakhbut, Shaikh of Abu Dhabi (1833–1845)
• Ajman – Humayd ibn Rashid, Shaikh of Ajman (1838–1841)
• Bahrain – Muhammad ibn Khalifah Al Khalifah, Shaikh of Bahrain (1834–1842)
• Egypt Eyalet – Muhammad Ali Pasha, Governor of Egypt (1805–1848)
• Kuwait – Sheikh Jabir ibn Abdullah Al Sabah (1814–1859)
• Sultanate of Morocco – Abd al-Rahman (1822–1859)
• Sultanate of Oman – Sa'id II ibn Sultan (1804–1856)
• Persia (Qajar dynasty) – Mohammad Shah Qajar (1834–1848)

North America and the Caribbean

• Costa Rica – Braulio Carrillo Colina, Head of State of Costa Rica (1838–1842)
• El Salvador -
  1. Francisco Morazán, President of El Salvador (1839–1840)
  2. José María Silva, Acting President of El Salvador (1840)
  3. Antonio José Cañas, Provisional President of El Salvador (1840)
  4. Norberto Ramírez, Provisional President of El Salvador (1840–1841)
• Guatemala - Mariano Rivera Paz, Head of State of Guatemala (1839–1842)
• Haiti – Jean-Pierre Boyer, President of Haiti (1818–1843)
• Honduras – Francisco Zelaya y Ayes, Acting President of Honduras (1847–1852)
• Mexico - Anastasio Bustamante, President of Mexico (1839–1841)
• Nicaragua -
  1. Tomás Valladares, Acting President of Nicaragua (1839–1840)
  2. Patricio Rivas, Acting President of Nicaragua (1840–1841)
• Republic of Texas – Mirabeau B. Lamar President of the Republic of Texas (1838–1841)
• United States - Martin Van Buren, President of the United States (1837–1841)

South America

• Argentine Confederation – Juan Manuel de Rosas, Governor of Buenos Aires Province in charge of the Foreign Relations of the Argentine Confederation (1835–1851)
• Bolivia – José Miguel de Velasco Franco, President of Bolivia (Provisional President until 15 August) (1839–1841)
• Empire of Brazil –
  • Pedro II (1831–1889)
  • Regent: Pedro de Araújo Lima, Marquis of Olinda (1837 - July 1840)
• Chile – José Joaquín Prieto Vial, President of Chile (1831–1840, 1840–1841)
• Ecuador – Juan José Flores, President of Ecuador (1839–1845)
• Republic of New Granada – José Ignacio de Márquez Barreto, President of New Grenada (1837–1841)
• Paraguay – José Gaspar Rodríguez de Francia, Perpetual Supreme Dictator (1814–1840)
• Peru – Agustín Gamarra, President of Peru, (1838–1841)
• Uruguay – Fructuoso Rivera, President of Uruguay (1839–1843)
• Venezuela – José Antonio Páez, President of Venezuela (1839–1843)

References

• Rulers