# List of prime ministers of Belgium by time in office

This is a list of prime ministers of Belgium by time in office.

## Rank by time in office
### Affiliation

Christian Democrat  Liberal  Social Democrat  Flemish Nationalist
| Rank | Prime Minister | Assumed office | Left office | Time in office (term) | Time in office (total) |
| 1 | Charles Rogier | 12 August 1847 | 31 October 1852 | 5 years, 80 days | 15 years, 135 days |
| 1 | Charles Rogier | 9 November 1857 | 3 January 1868 | 10 years, 55 days | 15 years, 135 days |
| 2 | Wilfried Martens | 3 April 1979 | 31 March 1981 | 1 year, 362 days | 12 years, 78 days |
| 2 | Wilfried Martens | 17 December 1981 | 7 March 1992 | 10 years, 81 days | 12 years, 78 days |
| 3 | Paul de Smet de Naeyer | 25 February 1896 | 24 January 1899 | 2 years, 333 days | 10 years, 238 days |
| 3 | Paul de Smet de Naeyer | 5 August 1899 | 2 May 1907 | 7 years, 270 days | 10 years, 238 days |
| 4 | Barthélémy de Theux de Meylandt | 4 August 1834 | 18 April 1840 | 5 years, 258 days | 9 years, 283 days |
| 4 | Barthélémy de Theux de Meylandt | 31 March 1846 | 12 August 1847 | 1 year, 134 days | 9 years, 283 days |
| 4 | Barthélémy de Theux de Meylandt | 7 December 1871 | 21 August 1874 | 2 years, 257 days | 9 years, 283 days |
| 5 | Auguste Beernaert | 26 October 1884 | 26 March 1894 | | 9 years, 151 days |
| 6 | Charles de Broqueville | 17 June 1911 | 1 June 1918 | 6 years, 349 days | 9 years, 13 days |
| 6 | Charles de Broqueville | 22 October 1932 | 20 November 1934 | 2 years, 29 days | 9 years, 13 days |
| 7 | Guy Verhofstadt | 12 July 1999 | 20 March 2008 | | 8 years, 252 days |
| 8 | Walthère Frère-Orban | 3 January 1868 | 2 July 1870 | 2 years, 180 days | 8 years, 178 days |
| 8 | Walthère Frère-Orban | 19 June 1878 | 16 June 1884 | 5 years, 363 days | 8 years, 178 days |
| 9 | Gaston Eyskens | 11 August 1949 | 8 June 1950 | 301 days | 8 years, 67 days |
| 9 | Gaston Eyskens | 26 June 1958 | 25 April 1961 | 2 years, 303 days | 8 years, 67 days |
| 9 | Gaston Eyskens | 17 July 1968 | 26 January 1973 | 4 years, 193 days | 8 years, 67 days |
| 10 | Jean-Luc Dehaene | 7 March 1992 | 12 July 1999 | | 7 years, 127 days |
| 11 | Hubert Pierlot | 22 February 1939 | 12 February 1945 | | 5 years, 356 days |
| 12 | Achille Van Acker | 12 February 1945 | 13 March 1946 | 1 year, 29 days | 5 years, 218 days |
| 12 | Achille Van Acker | 31 March 1946 | 3 August 1946 | 125 days | 5 years, 218 days |
| 12 | Achille Van Acker | 23 April 1954 | 26 June 1958 | 4 years, 64 days | 5 years, 218 days |
| 13 | Henri Jaspar | 20 May 1926 | 6 June 1931 | | 5 years, 17 days |
| 14 | Charles Michel | 11 October 2014 | 27 October 2019 | | 5 years, 16 days |
| 15 | Leo Tindemans | 25 April 1974 | 20 October 1978 | | 4 years, 178 days |
| 16 | Alexander De Croo | 1 October 2020 | 3 February 2025 | | 4 years, 125 days |
| 17 | Jean-Baptiste Nothomb | 13 April 1841 | 30 July 1845 | | 4 years, 108 days |
| 18 | Théo Lefèvre | 25 April 1961 | 28 July 1965 | | 4 years, 94 days |
| 19 | Jules Malou | 21 August 1874 | 19 June 1878 | 3 years, 302 days | 4 years, 69 days |
| 19 | Jules Malou | 16 June 1884 | 26 October 1884 | 132 days | 4 years, 69 days |
| 20 | Georges Theunis | 16 December 1921 | 13 May 1925 | 3 years, 148 days | 3 years, 273 days |
| 20 | Georges Theunis | 20 November 1934 | 25 March 1935 | 125 days | 3 years, 273 days |
| 21 | Frans Schollaert | 9 January 1908 | 17 June 1911 | | 3 years, 159 days |
| 22 | Paul-Henri Spaak | 15 May 1938 | 22 February 1939 | 283 days | 3 years, 80 days |
| 22 | Paul-Henri Spaak | 13 March 1946 | 31 March 1946 | 18 days | 3 years, 80 days |
| 22 | Paul-Henri Spaak | 20 March 1947 | 11 August 1949 | 2 years, 144 days | 3 years, 80 days |
| 23 | Elio Di Rupo | 6 December 2011 | 11 October 2014 | | 2 years, 309 days |
| 24 | Yves Leterme | 20 March 2008 | 30 December 2008 | 285 days | 2 years, 296 days |
| 24 | Yves Leterme | 25 November 2009 | 6 December 2011 | 2 years, 11 days | 2 years, 296 days |
| 25 | Paul Vanden Boeynants | 19 March 1966 | 17 July 1968 | 2 years, 120 days | 2 years, 285 days |
| 25 | Paul Vanden Boeynants | 20 October 1978 | 3 April 1979 | 165 days | 2 years, 285 days |
| 26 | Paul van Zeeland | 25 March 1935 | 24 November 1937 | | 2 years, 244 days |
| 27 | Pierre de Decker | 30 March 1855 | 9 November 1857 | | 2 years, 224 days |
| 28 | Henri de Brouckère | 31 October 1852 | 30 March 1855 | | 2 years, 150 days |
| 29 | Jean Van Houtte | 15 January 1952 | 23 April 1954 | | 2 years, 98 days |
| 30 | Léon Delacroix | 21 November 1918 | 20 November 1920 | | 1 year, 365 days |
| 31 | Jules de Burlet | 26 March 1894 | 25 February 1896 | | 1 year, 336 days |
| 32 | Albert Goblet d'Alviella | 20 October 1832 | 4 August 1834 | | 1 year, 288 days |
| 33 | Jules d'Anethan | 2 July 1870 | 7 December 1871 | | 1 year, 158 days |
| 34 | Joseph Pholien | 16 August 1950 | 15 January 1952 | | 1 year, 152 days |
| 35 | Jules Renkin | 6 June 1931 | 22 October 1932 | | 1 year, 138 days |
| 36 | Joseph Lebeau | 28 March 1831 | 21 July 1831 | 115 days | 1 year, 110 days |
| 36 | Joseph Lebeau | 18 April 1840 | 13 April 1841 | 360 days | 1 year, 110 days |
| 37 | Edmond Leburton | 26 January 1973 | 25 April 1974 | | 1 year, 89 days |
| 38 | Félix de Muelenaere | 24 July 1831 | 20 October 1832 | | 1 year, 88 days |
| 39 | Henri Carton de Wiart | 20 November 1920 | 16 December 1921 | | 1 year, 26 days |
| 40 | Sophie Wilmès | 27 October 2019 | 1 October 2020 | | 340 days |
| 41 | Prosper Poullet | 17 June 1925 | 20 May 1926 | | 337 days |
| 42 | Herman Van Rompuy | 30 December 2008 | 25 November 2009 | | 330 days |
| 43 | Mark Eyskens | 31 March 1981 | 17 December 1981 | | 261 days |
| 44 | Sylvain Van de Weyer | 30 July 1845 | 31 March 1846 | | 244 days |
| 45 | Jules de Trooz | 2 May 1907 | 31 December 1907 | | 243 days |
| 46 | Pierre Harmel | 28 July 1965 | 19 March 1966 | | 234 days |
| 47 | Camille Huysmans | 3 August 1946 | 20 March 1947 | | 229 days |
| 48 | Jules Vandenpeereboom | 24 January 1899 | 5 August 1899 | | 193 days |
| 49 | Gérard Cooreman | 1 June 1918 | 21 November 1918 | | 173 days |
| 50 | Paul-Émile Janson | 24 November 1937 | 15 May 1938 | | 172 days |
| 51 | Jean Duvieusart | 8 June 1950 | 16 August 1950 | | 69 days |
| 52 | Bart De Wever | 3 February 2025 | – | | 35 days |
| 53 | Aloys Van de Vyvere | 13 May 1925 | 17 June 1925 | | 35 days |
| 54 | Étienne de Gerlache | 27 February 1831 | 10 March 1831 | | 11 days |