Richardis von Altdorf 
- [S7803] Christof Steineg von Steinig, online unknown url, Christof Steineg von Steinig (unknown location).
François Antoine Philippe Henri Baron Zorn de Bulach1
Child of François Antoine Philippe Henri Baron Zorn de Bulach and Antoinette Fidèle Baronne von Reinach-Hirtzbach
- [S1016] Vincent de Vilmorin, “re: Vincent de Vilmorin,” e-mail message to British and European Nobility Register, 13 August 2003. Hereinafter cited as “re: Vincent de Vilmorin.”
Cuno Graf von Öninge
Child of Cuno Graf von Öninge and Richilde von Sachsen
- Itha von Öninge+ d. a 1000
Richilde von Sachsen
Child of Richilde von Sachsen and Cuno Graf von Öninge
- Itha von Öninge+ d. a 1000
Antoinette Fidèle Baronne von Reinach-Hirtzbach1
Her married name became Baronne Zorn de Bulach.1
Child of Antoinette Fidèle Baronne von Reinach-Hirtzbach and François Antoine Philippe Henri Baron Zorn de Bulach
- [S1016] Vincent de Vilmorin, “re: Vincent de Vilmorin,” e-mail message to British and European Nobility Register, 13 August 2003. Hereinafter cited as “re: Vincent de Vilmorin.”
Guelph III Herzog von Bayern 
He gained the title of Graf von Altdorf. He gained the title of Herzog von Bayern.
Child of Guelph III Herzog von Bayern
- Edico von Bayern d. 24 Jun 988
Edico von Bayern 
He held the office of Bishop of Augsburg.
Rudolph Herzog von Unter-Bayern 
He gained the title of Graf von Altdorf. He gained the title of Herzog von Unter-Bayern.
Child of Rudolph Herzog von Unter-Bayern and Siburgis (?)
- Rudolph II Graf von Altdorf+1 b. c 927, d. 10 Mar 992
Child of Rudolph Herzog von Unter-Bayern
- Guelph III Herzog von Bayern+ b. b 940, d. c 960
- [S7803] Christof Steineg von Steinig, online unknown url, Christof Steineg von Steinig (unknown location).
Heinrich Herzog von Unter-Bayern 
He gained the title of Graf von Altdorf. Heinrich Herzog von Unter-Bayern also went by the nick-name of Heinrich ‘with the Golden Chariot’. He gained the title of Herzog von Unter-Bayern.
Children of Heinrich Herzog von Unter-Bayern and Atha Gräfin von Hohenwart
- Conrad von Unter-Bayern d. 26 Nov 975
- Edico Graf in Bayern
- Adalbert (?)1
- Adalinde (?)1
- Rudolph Herzog von Unter-Bayern+ b. c 907, d. a 10 Mar 940
- Welfhard (?)+1 b. c 910
- [S7803] Christof Steineg von Steinig, online unknown url, Christof Steineg von Steinig (unknown location).
Atha Gräfin von Hohenwart 
Children of Atha Gräfin von Hohenwart and Heinrich Herzog von Unter-Bayern
- Conrad von Unter-Bayern d. 26 Nov 975
- Edico Graf in Bayern
- Adalbert (?)1
- Adalinde (?)1
- Rudolph Herzog von Unter-Bayern+ b. c 907, d. a 10 Mar 940
- Welfhard (?)+1 b. c 910
- [S7803] Christof Steineg von Steinig, online unknown url, Christof Steineg von Steinig (unknown location).
