About Prince Albert of Schleswig-Holstein-Sonderburg-Glücksburg
Prince Albert of Schleswig-Holstein-Sonderburg-Glücksburg (15 March 1863, Kiel, Duchy of Holstein – 23 April 1948, Glücksburg, Schleswig-Holstein, Germany) was the fifth and youngest child of Friedrich, Duke of Schleswig-Holstein-Sonderburg-Glücksburg and his wife Princess Adelheid of Schaumburg-Lippe and was a nephew of Christian IX of Denmark.
Albert was the grandfather of Ernst August, Prince of Hanover through his daughter Princess Ortrud of Schleswig-Holstein-Sonderburg-Glücksburg.
Albert was recognized by a family compact of 1904 as possessing rights of succession to the Grand Duchy of Oldenburg in the event of the extinction of the reigning Grand Ducal line.