Friedrich Ferdinand, Duke of Schleswig-Holstein

Names
	Frederick Ferdinand George Christian Charles William; German: Friedrich Ferdinand Georg Christian Karl Wilhelm

Friedrich Ferdinand
Friedrich Ferdinand
Duke of Schleswig-Holstein
Head of the House of Schleswig-Holstein-Sonderburg-Glücksburg
Predecessor	Friedrich
Successor	Wilhelm Friedrich
Born	12 October 1855; Kiel, Danish Holstein, ; Germany)
Died	21 January 1934 (aged 78); Primkenau, Province of Silesia, Free State of Prussia, Nazi Germany
Spouse	Princess Karoline Mathilde of Schleswig-Holstein-Sonderburg-Augustenburg (m. 1885; died 1932)
Issue	Victoria Adelaide, Duchess of Saxe-Coburg and Gotha; Alexandra Victoria, Princess August Wilhelm of Prussia; Helena, Princess Harald of Denmark; Adelaide, Princess of Solms-Baruth; Wilhelm Friedrich, Duke of Schleswig-Holstein; Karoline Mathilde, Countess Hans of Solms-Baruth;
Names
Names
	Frederick Ferdinand George Christian Charles William; German: Friedrich Ferdinand Georg Christian Karl Wilhelm
House	Glücksburg
Father	Friedrich, Duke of Schleswig-Holstein-Sonderburg-Glücksburg
Mother	Princess Adelheid of Schaumburg-Lippe

Friedrich Ferdinand, Duke of Schleswig-Holstein-Sonderburg-Glücksburg, then Friedrich Ferdinand, Duke of Schleswig-Holstein (12 October 1855 – 21 January 1934), was the fourth Duke of Schleswig-Holstein-Sonderburg-Glücksburg and became the fifth Duke of Schleswig-Holstein in 1931 and the head of the House of Oldenburg.