Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 01-20-2025.

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. (Unk Son) Of Laon Death: After 927
  2. Rotgarius II Count Of Laon Birth: Abt 900 Death: 942

Bibliography
  1. Brandenburg, Erich, Die Nachkommen Karls des Grossen, Faksimile-Nachdruck von 1935 (Facsimile reproduction of 1935), mit Korrekturen und Erganzungen versehen von (with corrections and additions provided by) Manfred Dreiss und Lupold v. Lehsten. Neustadt an der Aisch:Verlag Degener, 1995. NYPL ATH (Charlemagne) 96-4768. Information from this source tagged as [Ref: Brandenburg 1995 p[0-9]*].
  2. de Saint-Phalle, Edouard, Les comtes de Gatinais aux X et XI siecles, in Settipani and Keats-Rohan, Onomastique et Parente dans l'Occident medieval, Uxford: Unit for Prosopographical Research, Linacre College, 2000. NYPL JFD 03-2300 (advance request needed). Information from this source tagged as [Ref: DeSaintPhalle Gatinais p[0-9]*].
  3. 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]*].
  4. Schwennicke, Detlev, ed., Europaische Stammtafeln: Stammtafeln zur Geschichte der europaischen Staaten, New Series. III.4 (#601-#820): Das Feudale Frankreich und sein Einfluss auf die Welt des Mittelalters. Marburg: Verlag von J. A. Stargardt, 1989. Information from this source tagged as [Ref: ES III.4 #[0-9]*].
  5. The Henry Project: The Ancestors of King Henry II of England, An eperiment in a cooperative online database for scholarly medieval genealogy. Contributors and Editors: Stewart Baldwin, Todd Farmerie, Peter Stewart. Available at https://fasg.org/projects/henryproject/ Information from this source tagged as [Ref: HenryII .*].
  6. Settipani, Christian, Les vicomtes de Chateaudun et leurs allies. In Settipani and Keats-Rohan, Onomastique et Parente dans l'Occident medieval, Oxford: Unit for Prosopographical Research, Linacre College, 2000. NYPL JFD 03-2300 (advance request needed). Early version in Keats-Rohan, Prosopon 10, Apr 1999, http://users.ox.ac.uk/~prosop/prosopon/issue10-4.pdf; but note that several of the conclusions from the 1999 preliminary version of the article were revised in the 2000 version. Information from this source tagged as [Ref: Settipani Chateaudun [pIV]*].

Sources for birth and parent Information
date:
abt 865/70 [Ref: Settipani Chateaudun p261],
father:
dotted line on chart [Ref: Settipani Chateaudun p261]
Sources for death Information
date:
926 [Ref: ES III.4 #729B, HenryII eberh000 6/20/2008, HenryII heilw001 9/20/2008, Settipani Chateaudun p261]
winter 926 [Ref: ES II #188Acorr, ES III.4 #657]
Sources with Information about marriage to Helwise Of Friuli
date:
nach 890 [Ref: ES II #188A]
second marriage of Heilwig [Ref: DeSaintPhalle Gatinais p244, ES III.4 #657, HenryII heilw001 9/20/2008]
second marriage of Heilwig, after 894 [Ref: HenryII eberh000 6/20/2008],
names:
Roger I Count of Laon & Helvide [Ref: ES III.4 #729B],
child:
[Ref: Brandenburg 1995 p113, ES III.4 #729B, HenryII heilw001 9/20/2008, Settipani Chateaudun p249, Settipani Chateaudun p261]
Sources with Inaccurate marriage information
child:
Raoul Count of Amiens (#19752) [Ref: Brandenburg 1995 p113]
Research Notes:
Count of Laon [Ref: Brandenburg 1995 p111, DeSaintPhalle Gatinais p244, ES III.4 #657, HenryII eberh000 6/20/2008, HenryII heilw001 9/20/2008, Settipani Chateaudun p261]

Lay Abbot of St-Amand [Ref: ES III.4 #657, HenryII eberh000 6/20/2008, HenryII heilw001 9/20/2008]

921/925: Lay Abbot of St Amand [Ref: Brandenburg 1995 p111]



Pedigree of Rotgarius Count Of Laon
          /-----(Unk)
 /-----Hugo
Rotgarius Count Of Laon



Descendants of Rotgarius Count Of Laon
1. Rotgarius Count Of Laon m. Helwise Of Friuli
m. Helwise Of Friuli father: Eberhard Margrave Of Friuli mother: Gisele

2nd generation

3. Rotgarius II Count Of Laon m.

3rd generation

4. Hugo Count Of Bassigny m. Berta
m. Berta

4th generation

7. Helvidis m. Renard Lord Of Broyes, Beaufort, And Pithiviers
m. Renard Lord Of Broyes, Beaufort, And Pithiviers father: Geoffrey Vicount Of Orleans mother: (Unk Dau) Of Sens

5th generation

8. Helvidis Heiress Of Montagne m. Geoffrey I Viscount Of Chateandun
m. Geoffrey I Viscount Of Chateandun father: Fulk Count Of Perche mother: Melisende