| Country | Sovereign | Born | Acceded | Consort (born) | Heir (born) |
 United Kingdom of Great Britain and Ireland |
 Queen Victoria |
24 May 1819 | 20 Jun 1837 |  Prince Albert Edward, Prince of Wales (1841) |
|
 Austro-Hungarian Empire |
 Emperor Franz Joseph I |
18 Aug 1830 | 2 Dec 1848 |  Archduke Franz Ferdinand (1863) |
|
 Principality of Liechtenstein |
 Prince Johann II |
5 Oct 1840 | 12 Nov 1858 |  Prince Franz (1853) |
|
 Principality of Montenegro |
 Prince Nikola I |
7 Oct 1841 | 13 Aug 1860 |  Princess Milena (1847) |
 Her. Prince Danilo (1871) |
 Kingdom of Greece |
 King George I |
24 Dec 1845 | 27 Jun 1863 |  Queen Olga (1851) |
 Crown Prince Constantine (1868) |
 Kingdom of Denmark |
 King Christian IX |
8 Apr 1818 | 16 Nov 1863 |  Crown Prince Frederik (1843) |
|
 Kingdom of Belgium |
 King Leopold II |
9 Apr 1835 | 17 Dec 1865 |  Queen Marie Henriette (1836) |
 Prince Philippe, Count of Flanders (1837) |
 Kingdom of Romania |
 King Carol I |
20 Apr 1839 | 20 Apr 1866 |  Queen Elisabeth (1843) |
 Crown Prince Ferdinand (1865) |
 Kingdom of Sweden and Norway |
 King Oscar II |
21 Jan 1829 | 18 Sep 1872 |  Queen Sophia (1836) |
 Crown Prince Gustaf (1858) |
 Ottoman Empire |
 Sultan Abdul Hamid II |
21 Sep 1842 | 31 Aug 1876 | ||
 Kingdom of Italy |
 King Umberto I |
14 Mar 1844 | 9 Jan 1878 |  Queen Margherita (1851) |
 Crown Prince Vittorio Emanuele (1869) |
 Kingdom of Spain |
 King Alfonso XIII |
17 May 1886 | 17 May 1886 |  Infanta Mercedes, Princess of Asturias (1880) |
|
 Principality of Bulgaria |
 Prince Ferdinand I |
26 Feb 1861 | 7 Jul 1887 |  Princess Marie Louise (1870) |
Her. Prince Boris (1894) |
 German Empire |
 Emperor Wilhelm II |
27 Jan 1859 | 15 Jun 1888 |  Empress Auguste (1858) |
 Crown Prince Wilhelm (1882) |
 Kingdom of Servia |
 King Alexander I |
14 Aug 1876 | 6 Mar 1889 | ||
 Principality of Monaco |
 Prince Albert I |
13 Nov 1848 | 10 Sep 1889 |  Princess Alice (1858) |
 Her. Prince Louis (1870) |
 Kingdom of Portugal |
 King Carlos I |
28 Sep 1863 | 19 Oct 1889 |  Queen Amelia (1865) |
 Crown Prince Luis Filipe (1887) |
 Grand Duchy of Luxemburg |
 Grand Duke Adolf |
24 Jul 1817 | 23 Nov 1890 |  Grand Duchess Adelheid (1833) |
 Her. Grand Duke Guillaume (1852) |
 Kingdom of the Netherlands |
 Queen Wilhelmina |
31 Aug 1880 | 23 Nov 1890 |  Princess Sophie, Grand Duchess of Saxe-Weimar-Eisenach (1824) |
|
 Russian Empire |
 Emperor Nicholas II |
18 May 1868 | 1 Nov 1894 |  Empress Alexandra (1872) |
 Grand Duke George (1871) |
