List of heads of state 1851

Overview
◄◄ | ◄ | 1847 | 1848 | 1849 | 1850 | List of heads of state 1851 | 1852 | 1853 | 1854 | 1855 | ► | ►►
Other events

Africa

Egypt
- Viceroy : Abbas Hilmi I (1849–1854)

Ethiopia
- Emperor : John III. (1850-1851)
- Kaiser: Sahle Dengel (1851–1855)

Buganda
- King : Suna II (1836-1856)

Bunyoro
- King : Olimi V. (1848-1852)

Burundi
- King : Ntare IV. Rugamba (1796-1852)

Dahomey :
- King : Gézo (1818-1856)

Liberia
- President : Joseph Jenkins Roberts (1847–1856)

Madagascar
- Queen: Ranavalona I (1782–1861)
- Prime Minister : Rainiharo († 1852)

Morocco
- Sultan : Mulai Abd ar-Rahman (1822-1859)

Rwanda
- King : Mutara II (1830-1853)

Sokoto Caliphate
- Caliph : Aliyu Babba (1842-1859)

Zulu
- King : Mpande ka Senzangakhona (1840–1872)

America

North America

Mexico
- Head of State and Government:
  1. President José Joaquín de Herrera (1848– January 15, 1851)
  2. President Mariano Arista (January 15, 1851-1853)

United States of America
- Head of State or Government: President Millard Fillmore (1850-1853)

Central America

Costa Rica
- Head of State and Government: President Juan Rafael Mora Porras (1849-1859)

Dominican Republic
- Head of State and Government: President Buenaventura Báez (1849–1853, 1856–1858, 1868–1873, 1876–1878 )

El Salvador
- Head of State and Government:
  1. President Doroteo Vasconcelos (1848– March 1, 1851)
  2. (officiating) José Félix Quirós (March 1 - May 3, 1851)
  3. President Francisco Dueñas (May 13, 1851–1854, 1863–1871 )

Guatemala
- Head of State and Government:
  1. (temporarily) Mariano Paredes (1849–21 October 1851)
  2. President Rafael Carrera y Turcios ( 1844-1848 , October 21, 1851-1865)

Haiti
- Ruler: Emperor Faustin I (1847-1859)

Honduras
- Head of State and Government: President Juan Nepomucemo Fernández Lindo (1847-1852)

Nicaragua
- Head of State and Government:
  1. Chief Director Norberto Ramírez (1849–1 April 1851)
  2. Chief Director Justo Abaunza (April 1 - May 5, 1851)
  3. Chief Director Laureano Pineda (May 5 – August 4, 1851)
  4. Chief Director Justo Abaunza (August 4 - August 11, 1851)
  5. Chief Director José de Jesús Alfaro (August 11 - November 2, 1851)
  6. Chief Director Laureano Pineda (November 11, 1851-1853)

South America

Bolivia
- Head of State and Government: President Manuel Isidoro Belzu (1848–1855)

Brazil
- Ruler: Emperor Peter II (1831–1889)

Chile
- Head of State and Government:
  1. President Manuel Bulnes Prieto (1841– September 18, 1851)
  2. President Manuel Montt (September 18, 1851–1861)

Ecuador
- Head of State and Government:
  1. President Diego Noboa (1850– February 26, 1851)
  2. (temporarily) José María Urbina (July 17, 1851–1852)

New Granada (now Colombia )
- Head of State and Government: President José Hilario López (1849-1853)

Paraguay
- Head of State and Government: President Carlos Antonio López ( 1841–1844 , 1844–1862)

Peru (controversial)
- Head of State and Government:
  1. President Ramón Castilla (1845– April 20, 1851)
  2. President José Rufino Echenique (April 20, 1851–1855)

Río de la Plata (now Argentina )
- Head of State and Government: Chairman of the Confederation Juan Manuel de Rosas ( 1835–1851 , September 20, 1851–1852)

Uruguay
- Head of State and Government: President Joaquín Suárez (1843-1852)

Venezuela
- Head of State and Government:
  1. President José Tadeo Monagas (1847– February 5, 1851)
  2. President José Gregorio Monagas (February 5, 1851–1855)

Asia

Abu Dhabi
- Emir: Sa'id (1845–1855)

Ajman
- Sheikh: Humaid I. (1848–1872)

Afghanistan
- Emir: Dost Mohammed Khan (1842–1863)

Bahrain
- Emir: Muhammad ibn Khalifah Al Khalifah (1842–1868)

Brunei
- Sultan Omar Ali Saifuddin II († 1852)

China ( Qing Dynasty )
- Emperor: Xianfeng (1850–1861)

British India
- Governor General : James Andrew Broun-Ramsay (1848-1856)

Japan
- Emperor : Kōmei (1846–1867)
- Shogun : ( Tokugawa ): Tokugawa Ieyoshi (1837-1853)

Korea
- King: Cheoljong (1849–1864)

Kuwait
- Emir: Djabir I (1814-1859)

Oman
- Sultan: Said ibn Sultan (1804-1856)

Persia ( Qajar dynasty)
- Shah : Naser od-Din Shah (1848–1896)

Thailand
- King: Rama III. , King of Thailand (1824-1851)
- King: Mongkut , King of Thailand (1851–1868)

Australia and Oceania

Hawaii
- King : Kamehameha III. (1825-1854)

Europe

Abkhazia
- Prince: Mikheil Sharvashidze (1822–1864)

Andorra
- Co-princes :
  - President / Emperor of France : Charles-Louis-Napoléon Bonaparte / Napoleon III. (1848-1870)
  - Bishop of Urgell :
    - Simó de Guardiola i Hortoneda (1828-1851)
    - Josep Caixal i Estradé (1851–1879)

Belgium
- Head of State: King Leopold I (1831–1865)
- Head of Government: Prime Minister Charles Rogier (1847–1852, 1857–1868 )

Denmark
- Head of State: King : Christian VIII. Friedrich VII. (1848–1863)
- Head of Government: Prime Minister Adam Wilhelm Moltke (1848–1852)

German Confederation
- Austria
  - Emperor : Franz Joseph I (1848–1916)
    - Prime Minister: Felix Prinz zu Schwarzenberg (November 21, 1848 - 1852)
- Prussia
  - King : Friedrich Wilhelm IV. (1840–1861)
    - Prime Minister : Otto Theodor Freiherr von Manteuffel (1850–1858)
- Principality of Anhalt-Bernburg
  - Duke : Alexander Karl (1834–1863)
- Principality of Anhalt-Dessau
  - Duke : Leopold IV (1817–1871)
- to bathe
  - Grand Duke : Leopold (1830-1852)
- Bavaria
  - King : Maximilian II (1848–1864)
- Braunschweig
  - Duke : Wilhelm (1831-1884)
- Bremen
  - Mayor : Johann Smidt (1821–1857)
  - Mayor: Johann Daniel Noltenius (1839-1852)
  - Mayor: Isak Hermann Albrecht Schumacher (1847-1853)
- Frankfurt
  - Senior Mayor : Friedrich Carl Hector Wilhelm Freiherr von Günderrode called von Kellner (1841) (1847) (1851) (1861)
- Hamburg
  - Mayor: Christian Daniel Benecke (1835–1851)
  - Mayor: Johann Ludewig Dammert (1843–1855)
  - Mayor: Heinrich Kellinghusen (1843–1844) (1845–1846) (1847–1848) (1851–1852) (1853–1854) (1855–1856) (1857–1858) (1859–1860)
- Hanover
  - King : Ernst August (1837-1851)
  - King: George V (1851–1866)
- Hessen-Darmstadt
  - Grand Duke : Ludwig III. (1848–1877)
- Hessen-Homburg
  - Landgrave : Ferdinand (1848–1866)
- Hessen-Kassel
  - Elector: Friedrich Wilhelm (1847–1866)
- Holstein and Lauenburg (personal union with Denmark 1815–1864)
  - Duke: Friedrich II. (1848–1863)
- Liechtenstein
  - Prince : Alois II. (1836-1858)
- lip
  - Prince : Leopold II (1802-1851)
  - Prince: Leopold III. (1851–1873)
- Lübeck
  - Mayor : Johann Joachim Friedrich Torkuhl (1847–1848) (1851–1852) (1857–1858)
- Luxembourg and Limburg (personal union with the Netherlands 1815–1890)
  - Grand Duke : Wilhelm III. (1849-1890)
- Mecklenburg-Schwerin
  - Grand Duke : Friedrich Franz II. (1842–1883)
- Mecklenburg-Strelitz
  - Grand Duke : Georg (1816–1860)
- Nassau
  - Duke : Adolf I (1839–1866)
- Oldenburg
  - Grand Duke : Paul Friedrich August (1829-1853)
- Reuss older line
  - Prince : Heinrich XX. (1836-1859)
- Reuss younger line
  - Prince : Heinrich LXII. (1848-1854)
- Saxony
  - King : Friedrich August II. (1836-1854)
- Saxony-Altenburg
  - Duke : Georg (1848-1853)
- Saxe-Coburg and Gotha
  - Duke : Ernst II (1844-1893)
- Saxony-Meiningen
  - Duke : Bernhard II. (1803–1866)
- Saxe-Weimar-Eisenach
  - Grand Duke : Carl Friedrich (1828-1853)
- Schaumburg-Lippe
  - Prince : Georg Wilhelm (1787–1860) until 1807 Count
- Schwarzburg-Rudolstadt
  - Prince : Friedrich Günther (1807–1867)
- Schwarzburg-Sondershausen
  - Prince : Günther Friedrich Karl II. (1835–1880)
- Waldeck-Pyrmont
  - Prince : Georg Viktor (1845-1893)
- Württemberg
  - King : Wilhelm I (1816–1864)

France :
- President : Louis-Napoléon Bonaparte (1848-1851)
- Emperor : Napoleon III. (1851-1870)

Greece
- King : Otto I (1832–1862)

Italian states
- Papal States
  - Pope : Pius IX (1846–1870) (1870 dissolution of the Papal States - pontificate ends in 1878)
- Lombardy-Veneto (personal union with Austria 1815–1859 / 66)
  - King : Franz Joseph (1848–1859 / 66)
- Modena and Reggio
  - Duke : Franz V (1846-1859)
- Parma and Piacenza
  - Duke : Charles III. (1849-1854)
- San Marino
  - Capitani Reggenti : Giambattista Bonelli , Marino Berti (October 1, 1850– April 1, 1851)
  - Capitani Reggenti: Francesco Guidi Giangi , Marco Suzzi Valli (April 1, 1851– October 1, 1851)

Monaco
- Prince Florestan (1841-1856)

Montenegro (until 1878 under Ottoman suzerainty)
- Prince-Bishop (Vladika) : Petar II. Petrović-Njegoš (1830-1851)
- Prince-Bishop (Vladika): Danilo II. Petrović-Njegoš (1851–1860) (from 1852 Prince)

Neutral Moresnet :
- Ruler: Leopold I , King of the Belgians (1831–1865)
- Ruler: Friedrich Wilhelm IV. , King of Prussia (1840–1861)
- Mayor: Arnold Timothée de Lasaulx (1817-1859)

Netherlands
- King: Wilhelm III. (1849-1890)

Norway
- King: Oskar I (1844-1859) (identical to Oskar I of Sweden; Norwegian-Swedish personal union)

Ottoman Empire
- Sultan: Abdülmecid I (1839–1861)

Portugal (common rule 1837-1853)
- Queen : Mary II ( 1826–1828 , 1834–1853)
- King: Ferdinand II. (1837-1853) (1853-1855 regent)

Russia
- Emperor : Nicholas I (1825–1855)

Sweden
- King : Oskar I (1844-1859) (1844-1859 King of Norway)

Serbia (until 1878 under Ottoman suzerainty)
- Prince : Aleksandar Karađorđević (1842–1858)

Spain
- Queen : Isabella II (1833–1868)

Hungary
- King : Franz Joseph I (1848–1916) (1848–1916 King of Bohemia, 1848–1916 Emperor of Austria)

United Kingdom
- Head of State: Queen Victoria (1837–1901) (1877–1901 Empress of India)
- Head of Government: Prime Minister John Russell (1846–1852, 1865–1866 )

Wallachia (under Ottoman rule)
- Prince : Barbu Dimitrie Știrbei (1849–1853, 1854–1856 )