Alexander, Prince of Erbach-Schönberg

Alexander was the eldest child of Gustav, Prince of Erbach-Schönberg (August 17, 1840 – January 29, 1908), and his wife, Princess Marie of Battenberg (1852–1923), daughter of Prince Alexander of Hesse and by Rhine and his morganatic wife Countess Julia Hauke. As a result of a morganatic marriage, his mother and her siblings were excluded from the succession of the Grand Duchy of Hesse, and bore the title Princes of Battenberg.

He was a first cousin of:

• Alice, Princess Andrew of Greece and Denmark BH (1885–1969), mother of Prince Philip, Duke of Edinburgh, who married Elizabeth II of the United Kingdom.
• Alexander Mountbatten, 1st Marquess of Carisbrooke (1886–1960)
• Queen Victoria Eugenie of Spain (1887–1969), who married Alfonso XIII of Spain.
• Queen Louise of Sweden (1889–1965), who married Gustaf VI Adolf of Sweden.
• George Mountbatten, 2nd Marquess of Milford Haven (1892–1938)
• Louis Mountbatten, 1st Earl Mountbatten of Burma (1900–1979)

Alexander married on 3 May 1900 in Arolsen, Princess Elisabeth of Waldeck and Pyrmont (1873–1961), seventh child and youngest daughter of George Victor, Prince of Waldeck and Pyrmont and Princess Helena of Nassau.

They had four children. four grandchildren, eleven great-grandchildren and seven great-great-grandchildren:

• Princess Imma Gustava Marie Louise Pauline Edda Adolphine Hermine of Erbach-Schönberg (11 May 1901 – 14 March 1947) she married Hans Karl Baron von Dornberg on 31 May 1923. She remarried Captain Neil Boyd Watson McEacharn on 1 July 1940 and they were divorced in 1947.
• George Louis, Prince of Erbach-Schönberg (1 January 1903 – 27 January 1971) he married Marie-Marguerite von Deringer on 2 July 1925. They have three children, eleven grandchildren and seven great-grandchildren.
• Prince William Ernst Heinrich Alfred of Erbach-Schönberg (4 June 1904 – 27 September 1946) he married Countess Alexandra of Gortz on 4 October 1938. They have one daughter:
  • Princess Marianne of Erbach-Schönberg (15 December 1939-15 December 1939)
• Princess Helena Sophie Louise Hedwig Emilie Martha of Erbach-Schönberg (8 April 1907 – 16 April 1979)

• Genealogisches Handbuch des Adels, Fürstliche Häuser, Reference: 1956
• The Royal House of Stuart, London, 1969, 1971, 1976, Addington, A. C., Reference: II 351