| 1 | A | B | C | D | E | F | G | H | I | J | K |
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| 2 | List of Prime Ministers of Belgium - Chiefs of Government (1831–1918) |  |  |  |  |  |  |  |  |  |  |
| 3 | Portrait | Portrait | Name (Born–Died) | Term of Office | Term of Office | Term of Office | Political Party | Election | Cabinet | Cabinet | Monarch of Belgium (Reign) |
| 4 | Portrait | Portrait | Name (Born–Died) | Took Office | Left Office | Days | Political Party | Election | Name | Composition | Monarch of Belgium (Reign) |
| 5 | - | - | Étienne Constantin, Baron de Gerlache (1785–1871) | 27 February 1831 | 10 March 1831 | 11 | Independent (Confessional) | 1830 | De Gerlache | – | Vacant |
| 6 | - | - | Jean Louis Joseph Lebeau (1794–1865) | 10 March 1831 | 24 July 1831 | 136 | Independent (Liberal) | – | Lebeau I | – | Vacant |
| 7 | - | - | Felix Amandus, Comte de Muelenaere (1793–1862) | 24 July 1831 | 20 October 1832 | 454 | Independent (Confessional) | 1831 | De Mûelenaere | – | - |
| 8 | - | Albert Joseph, Comte Goblet d'Alviella (1790–1873) | 20 October 1832 | 4 August 1834 | 653 | Independent (Liberal) | 1833 | Goblet d'Alviella— Rogier | – | - | - |
| 9 | - | Barthélemy Théodore, Comte de Theux de Meylandt (1794–1874) | 4 August 1834 | 18 April 1840 | 2084 | Independent (Confessional) | 1835 1837 1839 | De Theux de Meylandt I | – | - | - |
| 10 | Belgium was a part of Kingdom of the Netherlands from 1815 to 1839. Kingdom of the Netherlands officially recognized its independence on 19 April 1839. | Belgium was a part of Kingdom of the Netherlands from 1815 to 1839. Kingdom of the Netherlands officially recognized its independence on 19 April 1839. | Belgium was a part of Kingdom of the Netherlands from 1815 to 1839. Kingdom of the Netherlands officially recognized its independence on 19 April 1839. | Belgium was a part of Kingdom of the Netherlands from 1815 to 1839. Kingdom of the Netherlands officially recognized its independence on 19 April 1839. | Belgium was a part of Kingdom of the Netherlands from 1815 to 1839. Kingdom of the Netherlands officially recognized its independence on 19 April 1839. | Belgium was a part of Kingdom of the Netherlands from 1815 to 1839. Kingdom of the Netherlands officially recognized its independence on 19 April 1839. | Belgium was a part of Kingdom of the Netherlands from 1815 to 1839. Kingdom of the Netherlands officially recognized its independence on 19 April 1839. | Belgium was a part of Kingdom of the Netherlands from 1815 to 1839. Kingdom of the Netherlands officially recognized its independence on 19 April 1839. | Belgium was a part of Kingdom of the Netherlands from 1815 to 1839. Kingdom of the Netherlands officially recognized its independence on 19 April 1839. | Belgium was a part of Kingdom of the Netherlands from 1815 to 1839. Kingdom of the Netherlands officially recognized its independence on 19 April 1839. | - |
| 11 | - | Jean Louis Joseph Lebeau (1794–1865) | 18 April 1840 | 13 April 1841 | 360 | Independent (Liberal) | – | Lebeau II | – | - | - |
| 12 | - | Jean-Baptiste, Baron Nothomb (1805–1881) | 13 April 1841 | 30 July 1845 | 1569 | Independent (Liberal) | 1841 1843 | Nothomb | – | - | - |
| 13 | - | Jean-Sylvain Van de Weyer (1802–1874) | 30 July 1845 | 31 March 1846 | 244 | Independent (Liberal) | 1845 | Van de Weyer | – | - | - |
| 14 | - | Barthélemy Théodore, Comte de Theux de Meylandt (1794–1874) | 31 March 1846 | 12 August 1847 | 499 | Independent (Confessional) | – | De Theux de Meylandt II | – | - | - |
| 15 | - | Charles Latour Rogier (1800–1885) | 12 August 1847 | 31 October 1852 | 1907 | Liberal Party | 1847 1848 1850 | Rogier I | Lib. | - | - |
| 16 | - | Jonkheer Henri Ghislain Joseph Marie Hyacinthe de Brouckère (1801–1891) | 31 October 1852 | 30 March 1855 | 880 | Liberal Party | 1852 1854 | De Brouckère | Lib. | - | - |
| 17 | - | Pierre (Pieter) Jacques François de Decker (1812–1891) | 30 March 1855 | 9 November 1857 | 955 | Independent (Confessional) | 1855 1856 | De Decker | Cath.–Lib. | - | - |
| 18 | - | Charles Latour Rogier (1800–1885) | 9 November 1857 | 3 January 1868 | 3707 | Liberal Party | 1857 1859 1861 1863 1864 1866 1867 | Rogier II | Lib. | - | - |
| 19 | - | - | Hubert Joseph Walthère Frère-Orban (1812–1896) | 3 January 1868 | 2 July 1870 | 911 | Liberal Party | 1868 | Frère-Orban I | Lib. | - |
| 20 | - | Jules Joseph, Baron d'Anethan (1803–1888) | 2 July 1870 | 7 December 1871 | 523 | Catholic Party | Jun.1870 Aug.1870 | D'Anethan | Cath. | - | - |
| 21 | - | Barthélemy Théodore, Comte de Theux de Meylandt (1794–1874) | 7 December 1871 | 21 August 1874 (died in office) | 988 | Catholic Party | 1872 1874 | Malou I | Cath. | - | - |
| 22 | - | Jules Édouard Xavier Malou (1810–1886) | 21 August 1874 | 19 June 1878 | 1398 | Catholic Party | 1876 | Malou I | Cath. | - | - |
| 23 | - | Hubert Joseph Walthère Frère-Orban (1812–1891) | 19 June 1878 | 16 June 1884 | 2189 | Liberal Party | 1878 1880 1882 | Frère-Orban II | Lib. | - | - |
| 24 | - | Jules Édouard Xavier Malou (1810–1886) | 16 June 1884 | 26 October 1884 | 132 | Catholic Party | 1884 | Malou II | Cath. | - | - |
| 25 | - | Auguste Marie François Beernaert (1829–1912) | 26 October 1884 | 26 March 1894 | 3438 | Catholic Party | 1886 1888 1890 1892 | Beernaert | Cath. | - | - |
| 26 | - | Jules Philippe Marie de Burlet (1844–1897) | 26 March 1894 | 25 February 1896 | 701 | Catholic Party | 1894 | De Burlet | Cath. | - | - |
| 27 | - | Paul Joseph, Comte de Smet de Naeyer (1843–1913) | 25 February 1896 | 24 January 1899 | 1064 | Catholic Party | 1896 1898 | De Smet de Naeyer I | Cath. | - | - |
| 28 | - | Jules (Julius) Henri Pierre François Vandenpeereboom (1843–1917) | 24 January 1899 | 5 August 1899 | 193 | Catholic Party | – | Vandenpeereboom | Cath. | - | - |
| 29 | - | Paul Joseph, Comte de Smet de Naeyer (1843–1913) | 5 August 1899 | 2 May 1907 | 2826 | Catholic Party | 1900 1902 1904 1906 | De Smet de Naeyer II | Cath. | - | - |
| 30 | - | Jules Henri Ghislain Marie, Baron de Trooz (1857–1907) | 2 May 1907 | 31 December 1907 (died in office) | 243 | Catholic Party | – | De Trooz | Cath. | - | - |
| 31 | - | François (Frans) Victor Marie Ghislain Schollaert (1851–1917) | 9 January 1908 | 17 June 1911 | 1255 | Catholic Party | 1908 1910 | Schollaert | Cath. | - | - |
| 32 | - | - | Charles Marie Pierre Albert, Comte de Broqueville (1860–1940) | 17 June 1911 | 18 January 1916 | 2541 | Catholic Party | 1912 1914 | De Broqueville I (in exile, 1914–1918) | Cath. | - |
| 33 | - | - | Charles Marie Pierre Albert, Comte de Broqueville (1860–1940) | 18 January 1916 | 1 June 1918 | 2541 | Catholic Party | – | De Broqueville I (in exile, 1914–1918) | Cath.–Lib.–BWP/POB | - |
| 34 | - | Gérard (Gerard) François Marie Cooreman (1852–1926) | 1 June 1918 | 21 November 1918 | 173 | Catholic Party | – | Cooreman | Cath.–Lib.–BWP/POB | - | - |

Question: On which separate occasions did Charles Rogier become the Prime Minister of Belgium?
Answer: Charles Rogier became the Prime Minister of Belgium on two separate occasions: from 1847 to 1852, and again from 1857 to 1868.