Isobel Magdalene Brena
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 256. Hereinafter cited as The Book of Kings.
Luise Wilhelmine Adelheid Prinzessin von Sachsen-Weimar-Eisenach1 
She gained the title of Prinzessin von Sachsen-Weimar-Eisenach.1
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 256. Hereinafter cited as The Book of Kings.
Amelie Auguste Cecilie Prinzessin von Sachsen-Weimar-Eisenach1 
She gained the title of Prinzessin von Sachsen-Weimar-Eisenach.1
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 256. Hereinafter cited as The Book of Kings.
Anne Amalie Marie Prinzessin von Sachsen-Weimar-Eisenach1 
She gained the title of Prinzessin von Sachsen-Weimar-Eisenach.1
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 256. Hereinafter cited as The Book of Kings.
Wilhelm Karl Prinz von Sachsen-Weimar-Eisenach1 
He gained the title of Prinz von Sachsen-Weimar-Eisenach.1
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 256. Hereinafter cited as The Book of Kings.
Wilhelm August Eduard Prinz von Sachsen-Weimar-Eisenach1 
He gained the title of Prinz von Sachsen-Weimar-Eisenach.1 He gained the rank of Colonel in the 1st Life Guards.3
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 256. Hereinafter cited as The Book of Kings.
- [S12] C. Arnold McNaughton, The Book of Kings, volume 1, page 257.
- [S37] BP2003 volume 3, page 3336. See link for full details for this source. Hereinafter cited as. [S37]
Lady Augusta Catherine Gordon-Lennox1 
After her marriage, Lady Augusta Catherine Gordon-Lennox was styled as Countess von Dornburg.
Friedrich Gustaf Karl Prinz von Sachsen-Weimar-Eisenach1 
He gained the title of Prinz von Sachsen-Weimar-Eisenach.1
Pierina Marocchia di Marcaini1 
She was created Baroness von Neuperg on 23 May 1872.2
Wilhelm Karl Bernhard Hermann Prinz von Sachsen-Weimar-Eisenach1 
He gained the title of Prinz von Sachsen-Weimar-Eisenach.1
Children of Wilhelm Karl Bernhard Hermann Prinz von Sachsen-Weimar-Eisenach and Gerta Prinzessin zu Ysenburg und Büdingen
- Hermann Karl Graf von Ostheim+2 b. 14 Feb 1886, d. 6 Jun 1964
- Albrecht Wilhelm Prinz von Sachsen-Weimar-Eisenach3 b. 23 Dec 1886, d. 9 Sep 1918
- Sophie Augustine Prinzessin von Sachsen-Weimar-Eisenach3 b. 25 Jul 1888, d. 18 Sep 1913
- [S12] C. Arnold McNaughton, The Book of Kings: A Royal Genealogy, in 3 volumes (London, U.K.: Garnstone Press, 1973), volume 1, page 257. Hereinafter cited as The Book of Kings.
- [S12] C. Arnold McNaughton, The Book of Kings, volume 1, page 258.
- [S12] C. Arnold McNaughton, The Book of Kings, volume 1, page 259.