Genealogy of the Marshall Family,
including Medieval and Ancient Lines

Updated: 06-30-2022.

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 may be downloaded here.

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


Individual Page

    Person Info
  • Name: John De St JOHN
  • Sex: M
  • Birth: Saint John-Le-Thomas, Manche, Arr Avranches b
  • Death: Abt 1150 d


    • Parents:
  • Father:
  • Ralph De St JOHN Birth: Saint John-Le-Thomas, Manche, Arr Avranches Death: After 1053

Family:
Marriage: Children:
  1. Thomas De St JOHN Birth: 1 Death: Abt 1175
  2. Roger De St JOHN Birth: 2 Death: Abt May 1214
  3. William De St JOHN Birth: 3

Bibliography
  1. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 11, Ridley-Sinclair. London: St Catherine Press, 1949. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/27141 Information from this source tagged as [Ref: CP XI [Ap][p0-9].*].
  2. Keats-Rohan, K.S.B., Domesday Descendants, A Prosopography of Persons Occurring in English Documents 1066-1166. Vol II: Pipe Rolls to Cartae Baronum. Bury St Edmunds, Suffolk: Boydell Press, 2002. NYPL ARF 03-4178 vol 2. Corrections at http://users.ox.ac.uk/~prosop/domesday-descendants-corrigenda.pdf Information from this source tagged as [Ref: Keats-Rohan DD p[0-9]*].
  3. Round, J H, Families of St John and of Port, in The Genealogist vol 16, 1900. Journal available at https://familysearch.org/search/catalog/14199. Available at http://archive.org/details/genealogist16lond. Information from this source tagged as [Ref: Round StJohn p[0-9]*].

Sources for birth and parent Information
place:
[Ref: Keats-Rohan DD p690],
father:
[Ref: CP XI p345],
brother:
Thomas and Roger de St John [Ref: Round StJohn p5]
Sources for death Information
date:
1149/53 [Ref: Keats-Rohan DD p690]
between 1149 and 1153 [Ref: CP XI p346]
Sources with Information about marriage to (Unk)
names:
John De St JOHN & ___ [Ref: CP XI p346, CP XI p347]
John de St JOHN & ___ ___ [Ref: Keats-Rohan DD p690, Keats-Rohan DD p691],
child:
[Ref: CP XI p346, CP XI p347]
Research Notes:
1120s: occurs with his brother Thomas and Roger in charters of north-west Normandy, especially Mont-Saint-Michel [Ref: Keats-Rohan DD p690]

one of the co-founders of the nunnery of Godstow [Ref: Keats-Rohan DD p690]

abt 1130: inherited his brother Thomas's possessions in England, principally in Oxfordshire
supported Empress Matilda during the civil war [Ref: Keats-Rohan DD p690]

his widow (name not given), whose family is unknown, was still alive in 1166 when she and her son were withholding service due for Sallowfield and Shinfield, Berkshire, from William, Earl of Warwick [Ref: Keats-Rohan DD p690]



Pedigree of John De St JOHN
 /-----Ralph De St JOHN
John De St JOHN



Descendants of John De St JOHN
1. John De St JOHN m. (Unk)
m. (Unk)

2nd generation

3. Roger De St JOHN m. Cecily De LUCY
m. Cecily De LUCY father: Reynold De LUCY mother: Amabel Heiress Of Egremont
4. William De St JOHN m.

3rd generation

5. John De St JOHN m. Emma
m. Emma father: Richard Sire De Harcourt

4th generation

7. Sir Roger De St JOHN m. (Unk) Le DESPENSER
m. (Unk) Le DESPENSER father: Sir Hugh Le DESPENSER

5th generation

8. John De St JOHN, Lord St John Of Lageham m. Margaret
m. Margaret