Ferdinand I of Bulgaria

Ferdinand I of Bulgaria (Ferdinand Maximilian Karl Leopold Maria; 26 February 1861 – 10 September 1948) was the second monarch of the Third Bulgarian State, firstly as ruling prince (knyaz) from 1887 to 1908, and later as king (tsar) from 1908 until his abdication in 1918.

Issue

 * 1) Boris III of Bulgaria (18 January 1894 – 28 August 1943) married Giovanna of Savoy and had issue.
 * 2) Prince Kiril of Bulgaria, "Prince of Preslav" (17 November 1895 – 1 February 1945) never married.
 * 3) Princess Eudoxia of Bulgaria (5 January 1898 – 4 October 1985) never married.
 * 4) Princess Nadezhda of Bulgaria 30 January 1899 – 15 February 1958) married Duke Albrecht Eugen of Württemberg and had issue.