King-Grand Duke
The designation of King-Grand Duke was held by the three monarchs of the
Grand Duke of Luxembourg
concurrently, and, although not strictly a title in its own right, that of 'King-Grand Duke' was used in legislation and official documents in Luxembourg throughout the period.
The three King-Grand Dukes were:
- William I (15 March 1815 – 7 October 1840)
- William II (7 October 1840 – 17 March 1849)
- William III (17 March 1849 – 23 November 1890)
The titles separated in 1890. Under the
Duke of Nassau
, parting the titles and ending the period of the King-Grand Dukes.
See also
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