Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 09-30-2024.

Submitted and Maintained by Bill Marshall, bill.marshall@verizon.net.


Additions and corrections appreciated (especially with sources). My current list of sources is here. Homepage here.

Index of Medieval and Ancient Lines is here, notable people here, and Gedcom available to be downloaded.

Index of Modern Lines (immigrants to America and their descendants) is here, notable people here, and Gedcom here.


Individual Page


Family:
Marriage: Children:
  1. Boniface II Margrave Of Montferrat Death: Abt 1255
  2. Beatrix Of Montferrat Death: 1274

Bibliography
  1. Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. II: Die Ausserdeutschen Staaten Die Regierenden Hauser der Ubrigen Staaten Europas. Marburg: Verlag von J. A. Stargardt, 1984. Information from this source tagged as [Ref: ES II #[0-9]*].

Sources for birth and parent Information
father:
[Ref: ES II #200]
Sources with Information about marriage to William VI Margrave Of Montferrat
date:
vor 9.VIII 1202 [Ref: ES II #200],
child:
[Ref: ES II #200]
Research Notes:



Pedigree of Berta De Clavesana
                   /-----Bonifacio Del Vasto Margrave Of Savona
          /-----Anselm Margrave Of Ceva
 /-----Boniface Margrave Of Clavesana
Berta De Clavesana



Descendants of Berta De Clavesana
1. Berta De Clavesana m. William VI Margrave Of Montferrat
m. William VI Margrave Of Montferrat father: Boniface I Margrave Of Montferrat mother: Elena De Bosco

2nd generation

2. Boniface II Margrave Of Montferrat m. Margaret Of Savoy
m. Margaret Of Savoy father: Amadeus IV Count Of Savoy, Marquess Of Turin mother: Anna Of Burgundy
3. Beatrix Of Montferrat m1. Guy Of Bauge, Lord Of Beaujeu And Bresse m2. Andre Guigues VI Count Of Viennois And Albon
m. Guy Of Bauge, Lord Of Beaujeu And Bresse father: Raynold IV Lord Of Bauge And Bresse mother: Sibylle Of Beaujeu
m. Andre Guigues VI Count Of Viennois And Albon father: Hugh III Duke Of Burgundy mother: Beatrix Of Albon

3rd generation

4. William VII Margrave Of Montferrat m1. Isabel De CLARE m2. Beatrix Of Castile
m. Isabel De CLARE father: Richard De CLARE, Earl Of Gloucester And Hertfor mother: Maud De LACY
m. Beatrix Of Castile father: Alfonso X King Of Castile And Leon mother: Iolande Of Aragon
5. Alessina Of Montferrat m1. Albrecht I The Great Duke Of Brunswick-Luenenburg m2. Gerhard I Count Of Holstein
m. Albrecht I The Great Duke Of Brunswick-Luenenburg father: Otto Duke Of Brunswick mother: Maud Of Brandenburg
m. Gerhard I Count Of Holstein father: Adolf IV Count Of Holstein mother: Heilwig Of Lippe
6. Sibylle De Bauge m. Amadeus V Count Of Savoy
m. Amadeus V Count Of Savoy father: Thomas II Of Savoy, Count Of Hainault mother: Beatrix Di FIESCO
7. Guiges VII Dauphin Of Vienna, Count Of Albon m. Beatrix Of Savoy
m. Beatrix Of Savoy father: Peter II Count Of Savoy mother: Agnes Of Faucigny

4th generation

8. Margarita Of Montferrat m. Juan Of Castile, Lord Of Valencia
m. Juan Of Castile, Lord Of Valencia father: Alfonso X King Of Castile And Leon mother: Iolande Of Aragon
11. Yolande Of Montferrat m. Andronikos II PALAIOLOGOS DOUKAS ANGELOS KOMNENOS
m. Andronikos II PALAIOLOGOS DOUKAS ANGELOS KOMNENOS father: Michael VIII Palaiologis, Emperor mother: Theodora DOUKAINA KOMNENE
12. Henry I The Wonderful Duke Of Braunschweig m. Agnes Of Meissen
m. Agnes Of Meissen father: Albert The Degenerate Landgrave Of Thuringia, Margrave Of Meis mother: Margaret Of Swabia
13. Albrecht II The Fat Duke Of Brunswick-Luenenburg m. Richsa Of Werl
m. Richsa Of Werl father: Heinrich I Prince Of Werl mother: Richsa Of Sweden
18. Mechtild Of Brunswick m. Henry I Duke Of Glogau
m. Henry I Duke Of Glogau father: Konrad I Duke Of Glogau mother: Salomsa Of Poland
19. Agnes Of Savoy m. Guillaume III Count Of Geneva
m. Guillaume III Count Of Geneva father: Amedee II Count Of Geneva mother: Agnes Of Chalons
20. Edward Count Of Savoy m. Blanche Of Burgundy
m. Blanche Of Burgundy father: Robert II Duke Of Burgundy mother: Agnes Of France
21. Aimon Count Of Savoy m. Jolande Of MONTFERRAT
m. Jolande Of MONTFERRAT father: Theodoros PALAIOLOGOS, Marquis Of Montferrat mother: Argentina SPINOLA
22. Anne Of Vienna m. Hubert De La Tour Dauphin Of Vienna
m. Hubert De La Tour Dauphin Of Vienna father: Albert III Baron Of La Tour mother: Beatrix Of Coligny

5th generation

24. Theodoros PALAIOLOGOS, Marquis Of Montferrat m. Argentina SPINOLA
m. Argentina SPINOLA father: Opicino SPINOLA
25. Demetrios PALAIOLOGOS m. Theodora
m. Theodora
33. Henry II The Grecian Duke Of Braunschweig m1. Jutta Of Brandenburg m2. Heloise Of Ibelin
m. Jutta Of Brandenburg father: Heinrich Markgraf Of Brandenburg mother: Agnes Of Bavaria
m. Heloise Of Ibelin father: Philip Of Ibelin
37. Mechtild Of Braunschweig m. Johann II Prince Of Werl
m. Johann II Prince Of Werl father: Johann I Prince Of Werl mother: Sophie Of Lindow
38. Ernst Count Of Osterode m. Adelheld Of Everstein
m. Adelheld Of Everstein father: Herman II Count Of Everstein mother: Adelheid Zur Lippe
43. Otto I The Liberal Duke Of Brunswick-Luenenburg m1. Jutta Of Hesse m2. Agnes Of Brandenburg
m. Jutta Of Hesse father: Heinrich I Landgraf Of Hessen mother: Mechtilde Of Kleve
m. Agnes Of Brandenburg father: Herman I Markgraf Of Brandenburg mother: Anna Of Austria
51. Magnus I The Pious Duke Of Brunswick-Luenenburg m1. Gesa Of Vechelde m2. Sophia Of Brandenburg
m. Gesa Of Vechelde
m. Sophia Of Brandenburg father: Heinrich Markgraf Of Brandenburg mother: Agnes Of Bavaria
52. Ernest Duke Of Brunswick-Gottingen m. Elizabeth Of Hesse
m. Elizabeth Of Hesse father: Henry II Landgraf Of Hesse mother: Elizabeth Of Meissen
56. Henry II Duke Of Sagan m. Mathilda Of Brandenburg
m. Mathilda Of Brandenburg father: Herman I Markgraf Of Brandenburg mother: Anna Of Austria
57. Konrad I Duke Of Ols m. Elizabeth Of Breslau
m. Elizabeth Of Breslau father: Heinrich VI Duke Of Breslau mother: Anna Of Austria
58. Katharina Of Glogau m1. Johann V Markgraf Of Brandenburg m2. Johann III Count Of Holstein
m. Johann V Markgraf Of Brandenburg father: Herman I Markgraf Of Brandenburg mother: Anna Of Austria
m. Johann III Count Of Holstein father: Gerhard II Count Of Holstein And Schauenburg mother: Agnes Of Brandenburg
59. Amadeus III Count Of Geneva m. Mahaut Of Bologne
m. Mahaut Of Bologne father: Robert VII Count Of Auvergne And Bologne mother: Marie Of Flanders
61. Amadeus VI Count Of Savoy m. Bonne Of Bourbon
m. Bonne Of Bourbon father: Peter I Duke Of Bourbon mother: Isabel Of Valois
62. Blanche Maria Of Savoy m. Galeazzo II VISCONTI, Duke Of Milan
m. Galeazzo II VISCONTI, Duke Of Milan father: Stefano Visconti, Lord Of Arona mother: Valentina DORIA
63. Alix Of Vienna m. John I Count Of Forez
m. John I Count Of Forez father: Guy VI Count Of Forez mother: Jeanne De Montfort