Captain Charles M. Knight1
Child of Captain Charles M. Knight
- [S8] BP1999 volume 1, page 126. See link for full details for this source. Hereinafter cited as. [S8]
Karl Dunning-Gribble
Children of Karl Dunning-Gribble and Viridis Aloisa Erzherzogin von Österreich
- Carl Leopold Dunning-Gribble b. 25 Sep 1991
- Ferdinand Dunning-Gribble b. 1 Oct 1992
- Maximilian Dunning-Gribble b. 26 Oct 1996
- Marie-Charlotte Dunning-Gribble2 b. 14 May 2001
Captain Gilbert Wadham Younghusband1 
He gained the rank of Captain in the Royal Horse Guards (Blues.)1 He adopted Antony Mark Younghusband. He lived at Pickering, Ontario, CanadaG.1
Children of Captain Gilbert Wadham Younghusband and Diana Doris Chenevix Trench
- Antony Mark Younghusband1 b. 26 Jul 1950
- Wendy Martell Younghusband1 b. 6 Sep 1952
Leigh Norman Younghusband1,2 
He was educated between 1905 and 1912 at Wanganui Collegiate School, Wanganui, New ZealandG.2 He fought in the First World War.2 He gained the rank of Major in the Royal Artillery.2 He was awarded the Military Cross (M.C.)2 He lived at Brookfield, Horton, Buckinghamshire, EnglandG.1
Children of Leigh Norman Younghusband and Adeline Mary Cotton Cooke
- Captain Gilbert Wadham Younghusband+1 b. 1918, d. 16 Dec 1982
- Mark Younghusband2 b. 1924
Antony Mark Younghusband1
He was adopted by Diana Doris Chenevix Trench and Captain Gilbert Wadham Younghusband.
- [S8] BP1999 volume 1, page 126. See link for full details for this source. Hereinafter cited as. [S8]
Baroness Marie Hélène de Villenfagne de Vogelsanck1
Children of Baroness Marie Hélène de Villenfagne de Vogelsanck and Rudolf Maria Erzherzog von Österreich
- Karl Christian Erzherzog von Österreich+ b. 9 May 1977
- Priscilla Marie Zita Sybille Erzherzogin von Österreich b. 5 Jun 1979
- Johannes Marie Erzherzog von Österreich b. 1 Jun 1981
- Thomas Marie Erzherzog von Österreich b. 13 Oct 1983
- Marie-des-Neiges Constanza Erzherzogin von Österreich b. 17 Jun 1986
- Franz-Ludwig Erzherzog von Österreich b. 5 Oct 1988
- Michael Joseph Erzherzog von Österreich b. 15 Sep 1990
- [S36] Page 31. See link for full details for this source. Hereinafter cited as. [S36]
Karl Christian Erzherzog von Österreich
He gained the title of Erzherzog von Österreich. He was given the name of Karl Christian Marie Guy Eugene Marcus d’Aviano von Habsburg-Lothringen at birth.
Children of Karl Christian Erzherzog von Österreich and Estelle de Saint-Romain
- Zita Erzherzogin von Österreich1 b. 4 Mar 2008
- Anezka Erzherzogin von Österreich1 b. 5 Mar 2010
Johannes Marie Erzherzog von Österreich
He gained the title of Erzherzog von Österreich. He was given the name of Johannes Marie Alexander Bertrand Guy Pius Marcus d’Aviano von Habsburg-Lothringen at birth.
Thomas Marie Erzherzog von Österreich
He gained the title of Erzherzog von Österreich. He was given the name of Thomas Marie Carl Frederic Francois Marcus d’Aviano von Österreich at birth.
Franz-Ludwig Erzherzog von Österreich
He gained the title of Erzherzog von Österreich. He was given the name of Franz-Ludwig Marie Martin Pie Michael Gabriel Rafeel Marcus d’Aviano von Habsburg-Lothringen at birth.