Friedrich Ferdinand, Duke of Schleswig-Holstein

Friedrich Ferdinand was born in Kiel, Duchy of Holstein, the eldest son of Friedrich, Duke of Schleswig-Holstein-Sonderburg-Glücksburg and Princess Adelheid of Schaumburg-Lippe and a nephew of Christian IX of Denmark.

Friedrich Ferdinand succeeded to the headship of the House of Schleswig-Holstein-Sonderburg-Glücksburg and title duke upon the death of his father on 27 November 1885.

When the Head of the House of Schleswig-Holstein-Sonderburg-Augustenburg Albert, Duke of Schleswig-Holstein died on 27 April 1931, Friedrich Ferdinand became the Head of the House of Oldenburg and inherited the title Duke of Schleswig-Holstein.

Friedrich Ferdinand married Princess Karoline Mathilde of Schleswig-Holstein-Sonderburg-Augustenburg, daughter of Frederick VIII, Duke of Schleswig-Holstein-Sonderburg-Augustenburg and his wife Princess Adelheid of Hohenlohe-Langenburg (and sister of Augusta Victoria, German Empress), on 19 March 1885 at Primkenau.

Friedrich Ferdinand and Karoline Mathilde had six children: Friedrich Ferdinand died in 1934 at Hause Eckernförde close to Güby in Schleswig-Holstein,[citation needed] Germany, aged 78.