in the 1910s. On 25 May 1921, Franz Joseph married his second cousin
Princess Maria Alix of Saxony (1901–1990), daughter of King
Friedrich August III of Saxony and
Archduchess Luise, Princess of Tuscany. His twin brother was married to Maria Alix's sister,
Princess Margarete Karola of Saxony (1900–1962). They had four children: • Karl Anton Friedrich Wilhelm Ludwig Maria Georg Manuel Rupprecht Heinrich Benedikt Tassilo Prinz von Hohenzollern-Emden; born on 28 January 1922 in
Munich,
Bavaria,
Germany; died on 3 November 1993 in
Hechingen,
Baden-Württemberg, Germany; married in
Rome,
Italy, on 15 August 1951 to Alexandra
Afif (16 November 1919 - 26 June 1996) • Meinrad Leopold Maria Friedrich Christian Ferdinand Albert Prinz von Hohenzollern-Emden; born on 17 January 1925 in
Sigmaringen, Baden-Württemberg, Germany; died on 9 September 2009 in
Murnau Hechendorf, Germany; married (civil) in
Frankfurt, Germany on 25 August 1971 and (religious) in Sigmaringen on 11 September 1971 to Edina Freijn von Kap-Herr (born 23 August 1938) • Maria Margarethe Anna Viktoria Luise Josephine Mathilde Theresia vom Kinde Jesu Prinzessin von Hohenzollern-Emden; born on 2 January 1928 in Sigmaringen, Baden-Württemberg, Germany; died on 4 August 2006 in Hechingen, Baden-Württemberg, Germany; married (civil) in Hechingen 18 December 1965 and (religious) at
Burg Hohenzollern, Hechingen on 18 December 1965 to
Duke Carl Gregor of Mecklenburg, second son of
George, Duke of Mecklenburg head of the House of
House of Mecklenburg-Strelitz • Emanuel Joseph Maria Wilhelm Ferdinand Burkhard Prinz von Hohenzollern-Emden; born in Munich, Bavaria, Germany on 23 February 1929; died in Hechingen, Baden-Württemberg, Germany on 8 February 1999; married (civil and religious) at Burg Hohenzollern on 25 May 1968 to Katharina Feodora Adelheid Sabine Sophie Felicitas Sieglinde, Princess of
Saxe-Weimar-Eisenach (born 30 November 1943), granddaughter of
William Ernest, the last Grand Duke of Saxe-Weimar-Eisenach; divorced in 1985 Franz Joseph lived with his family at Villa Eugenia in
Hechingen. Franz Joseph died on 3 April 1964 at
Tübingen,
Baden-Württemberg. He and his wife are buried in the Erlöserkirche in
Sigmaringen. ==Ancestry==