Georgi Maksimilianovich von Leuchtenberg, 6th Duc de Leuchtenberg1 
Georgi Maksimilianovich von Leuchtenberg, 6th Duc de Leuchtenberg was born on 29 February 1852 at St. Petersburg, RussiaG. He was the son of Maximilian Joseph Eugène Auguste Napoléon de Beauharnais, 3rd Duc de Leuchtenberg and Mariya Nikolaievna Romanov, Grand Duchess of Russia. He married, firstly, Therese Friederike Olga von Holstein-Gottorp, Herzogin von Oldenburg, daughter of Constantine Friedrich Peter von Holstein-Gottorp, Herzog von Oldenburg and Therese Prinzessin von Nassau-Weilburg, on 12 May 1879. He married, secondly, Anastasiya Nikolaievna Petrovic-Njegoš, Princess of Montenegro, daughter of Nikola I Petrovic-Njegoš, King of Montenegro and Milena Vukotic, on 16 April 1889 at Sergeyevsko Estate, Russia.3 He and Anastasiya Nikolaievna Petrovic-Njegoš, Princess of Montenegro were divorced in 1906.4 He died on 16 May 1912 at age 60 at Paris, FranceG.
He gained the title of 6th Duc de Leuchtenberg.1 He gained the title of Prince Georgii Romanovsky.1
Child of Georgi Maksimilianovich von Leuchtenberg, 6th Duc de Leuchtenberg and Therese Friederike Olga von Holstein-Gottorp, Herzogin von Oldenburg
- Alexander Herzog von Leuchtenberg b. 13 Nov 1881, d. 26 Sep 1942
Children of Georgi Maksimilianovich von Leuchtenberg, 6th Duc de Leuchtenberg and Anastasiya Nikolaievna Petrovic-Njegoš, Princess of Montenegro
- Sergei Herzog von Leuchtenberg3 b. 4 Jul 1890, d. 7 Jan 1974
- Elena Herzogin von Leuchtenberg+3 b. 3 Jan 1892, d. 6 Feb 1971
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 214. Hereinafter cited as The Book of Kings.
- [S130] Wikipedia, online http;//www.wikipedia.org. Hereinafter cited as Wikipedia.
- [S213] Unknown author, “unknown article title,” European Royal History Journal: volume 8.6, page 11.
- [S16] Jirí Louda and Michael MacLagan, Lines of Succession: Heraldry of the Royal Families of Europe, 2nd edition (London, U.K.: Little, Brown and Company, 1999), table 145. Hereinafter cited as Lines of Succession.
Alexandra von Ostenburg, Countess von Ostenburg1 
She gained the title of Countess of Ostenburg.1
Children of Alexandra von Ostenburg, Countess von Ostenburg and Paul Vérola
- Marie Claire Vérola+ b. 9 May 1886, d. 26 Apr 1943
- Raymond Vérola b. 3 May 1888, d. 23 Mar 1895
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 215. Hereinafter cited as The Book of Kings.
Paul Vérola1 
Children of Paul Vérola and Alexandra von Ostenburg, Countess von Ostenburg
- Marie Claire Vérola+ b. 9 May 1886, d. 26 Apr 1943
- Raymond Vérola b. 3 May 1888, d. 23 Mar 1895
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 215. Hereinafter cited as The Book of Kings.
Olga von Ostenburg, Countess von Ostenburg1 
She gained the title of Countess of Ostenburg.1
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 215. Hereinafter cited as The Book of Kings.
Vera von Ostenburg, Countess von Ostenburg1 
She gained the title of Countess of Ostenburg.1
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 215. Hereinafter cited as The Book of Kings.
Maximilian Joseph Eugène Auguste Napoléon de Beauharnais, 3rd Duc de Leuchtenberg1,2 
Maximilian Joseph Eugène Auguste Napoléon de Beauharnais, 3rd Duc de Leuchtenberg was born on 1 November 1817 [20 Oct 1817]. He was the son of Eugène de Beauharnais, 1st Duc de Leuchtenberg and Auguste Prinzessin von Bayern. He married Mariya Nikolaievna Romanov, Grand Duchess of Russia, daughter of Nikolai I Pavlovich Romanov, Tsar of Russia and Friederike Luise Charlotte Wilhelmine Prinzessin von Preußen, on 14 July 1839 [2 July 1839 O.S.] at St. Petersburg, RussiaG. He died on 1 November 1852 at age 35 at St. Petersburg, RussiaG.
He gained the title of 3rd Duc de Leuchtenberg.1 He gained the title of Prinz von Eichstädt.1
Children of Maximilian Joseph Eugène Auguste Napoléon de Beauharnais, 3rd Duc de Leuchtenberg and Mariya Nikolaievna Romanov, Grand Duchess of Russia
- Aleksandra von Leuchtenberg b. 9 Apr 1840, d. 12 Aug 1843
- Mariya Herzogin von Leuchtenberg+ b. 16 Oct 1841, d. 16 Feb 1914
- Nikolaj Herzog von Leuchtenberg Prince Romanovsky+ b. 4 Aug 1843, d. 6 Jan 1891
- Evgenya Maksimilianovna Herzogin von Leuchtenberg+1 b. 1 Apr 1845, d. 4 May 1925
- Eugene de Beauharnais+ b. 8 Feb 1847, d. 31 Aug 1901
- Sergej Herzog von Leuchtenberg b. 20 Dec 1849, d. 24 Oct 1877
- Georgi Maksimilianovich von Leuchtenberg, 6th Duc de Leuchtenberg+ b. 29 Feb 1852, d. 16 May 1912
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 215. Hereinafter cited as The Book of Kings.
- [S3380] Patricia Ruijzendaal, “re: Austrian Royalty,” e-mail message to BENR, 19 November 2008. Hereinafter cited as “re: Austrian Royalty.”
- [S130] Wikipedia, online http;//www.wikipedia.org. Hereinafter cited as Wikipedia.
Margarethe Markgräfin von Baden1 
Children of Margarethe Markgräfin von Baden and Albrecht III Achilles Kurfürst von Brandenburg
- Wolfgang von Hohenzollern b. 1450, d. 1450
- Ursula von Hohenzollern b. 1450, d. 1508
- Elisabeth von Hohenzollern b. 1451, d. 1524
- Friedrich von Hohenzollern b. c 1455
- Johann Cicero Kurfürst von Brandenburg+1 b. 2 Aug 1455, d. 4 Jan 1499
Olga Vladimirovna Ratkova-Rognova1 
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 216. Hereinafter cited as The Book of Kings.
Vladimir Ratkova-Rognova1
Child of Vladimir Ratkova-Rognova
- Olga Vladimirovna Ratkova-Rognova1 b. 1 Nov 1878, d. 1929
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 216. Hereinafter cited as The Book of Kings.
Aleksandra Konstantinovna von Zarnekau, Countess von Zarnekau1 
She gained the title of Countess von Zarnekau.2
Child of Aleksandra Konstantinovna von Zarnekau, Countess von Zarnekau and Prince Georgii Aleksandrovich Yourievsky
- Aleksandr Georgiievich Yourievsky, Prince Yourievsky+ b. 20 Dec 1901, d. 29 Feb 1988
