Fallback article viewRuby jubilee
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A ruby jubilee marks a 40th anniversary.
Ruby jubilees in recent history
| Monarch | Year of Ruby Jubilee |
|---|
| Günther Friedrich Karl II, Prince of Schwarzburg-Sondershausen | 1875 |
| Emperor Pedro II of Brazil | 1881 |
| Frederick Francis II, Grand Duke of Mecklenburg-Schwerin | 1882 |
| Ernest II, Duke of Saxe-Coburg and Gotha | 1884 |
| George Tupou I of Tonga | 1885 |
| George Victor, Prince of Waldeck and Pyrmont | 1885 |
| Franz Joseph I Emperor of Austria & King of Hungary | 1888 |
| Peter II, Grand Duke of Oldenburg | 1893 |
| Charles Alexander, Grand Duke of Saxe-Weimar-Eisenach | 1893 |
| Ernst I, Duke of Saxe-Altenburg | 1893 |
| Johann II of Liechtenstein | 1898 |
| Frederick I, Grand Duke of Baden | 1898 |
| Heinrich XXII, Prince Reuss of Greiz | 1899 |
| Frederick William, Grand Duke of Mecklenburg-Strelitz | 1900 |
| King Norodom of Cambodia | 1901 |
| Emperor Gojong of Korea | 21 Jan 1904 |
| King Carol I of Romania | 10 May 1906 |
| George II, Duke of Saxe-Meiningen | 1906 |
| King Chulalongkorn (Rama V) of Siam | 1908 |
| Emperor Meiji of Japan | 1908 |
| King Alfonso XIII of Spain | 1926 |
| Sobhuza II of Swaziland | 1939 |
| King Gustaf V of Sweden | 1947 |
| Sālote Tupou III of Tonga | 1958 |
| Emperor Showa of Japan | Dec 1966 |
| Franz Joseph II of Liechtenstein | 1978 |
| King Bhumibol Adulyadej (Rama IX) of Thailand | 1986 |
| Prince Rainier III of Monaco | 1989 |
| Queen Elizabeth II of the United Kingdom and the other Commonwealth Realms | 6 February 1992 |
| King Hussein of Jordan | 11 August 1992 |
| Tāufaʻāhau Tupou IV of Tonga | 16 December 2005 |
| Sultan Hassanal Bolkiah of Brunei | 5 October 2007 |
| Sultan Qaboos bin Said of Oman | 23 July 2010 |
| Queen Margrethe II of Denmark | 14 January 2012 |
| King Carl XVI Gustaf of Sweden | 15 September 2013 |
See also