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:
Children:
  1. Roger De ST MAUR Birth: Abt 1270 Death: After 1315

Bibliography
  1. Burke, Sir John Bernard, Genealogical and Heraldic History of the Peerage Baronetage and Knightage. 99th edition. London: Burke's Peerage, 1949. Available at http://archive.org/details/burkesgenealogic1949unse. Information from this source tagged as [Ref: Burke Peerage [cx0-9]*].
  2. Reed, Paul C, Descent of St Maur Family of co Monmouth and Seymour Family of Hatch, co Somerset, in Foundations for Medieval Genealogy, vol 2 no 6 (2008), pp390-442. Available at https://fmg.ac/publications/journal/volume-2/file/256-seymour-1. Information from this source tagged as [Ref: Reed StMAUR p[0-9]*].

Sources for birth and parent Information
date:
first son, abt 1215-23 [Ref: Reed StMAUR p398(38)],
father:
[Ref: Burke Peerage p1869, Reed StMAUR p398(38), Reed StMAUR p405]
Sources for death Information
date:
28 Edward I (abt 1300) [Ref: Burke Peerage p1869]
before 1276 [Ref: Reed StMAUR p409]
Sources with Information about marriage to unknown
child:
[Ref: Burke Peerage p1869, Reed StMAUR p410]
Research Notes:
1230-40: witness to the confirmation by Elias, Bishop of Llandaff, of the church of Christchurch near Caerleon to Goldcliff Priory [Ref: Reed StMAUR p406]

witness to a charter to Goldcliff 1246x1240 [Ref: Reed StMAUR p398(38)]

1245: joined his father in a gift to Tintern Abbbey [Ref: Reed StMAUR p405]

1255: one of the followers of Sir John Durant [Ref: Reed StMAUR p405]

witnessed at least four charters as a knight [Ref: Reed StMAUR p406]



Pedigree of Sir Roger De ST MAUR
 /-----William De ST MAUR
Sir Roger De ST MAUR



Descendants of Sir Roger De ST MAUR
1. Sir Roger De ST MAUR m.

2nd generation

2. Roger De ST MAUR m. Joan DAMAREL
m. Joan DAMAREL

3rd generation

3. John SEYMOUR m. Elizabeth
m. Elizabeth
4. William SEYMOUR m.

4th generation

7. Roger SEYMOUR m.
8. John SEYMOUR m.
9. Sir Roger SEYMOUR m. Cecily BEAUCHAMP
m. Cecily BEAUCHAMP father: Sir John BEAUCHAMP, Lord Beauchamp Of Somerset mother: Margaret St JOHN
10. Sir Edmund SEYMOUR m. Joan BASSET
m. Joan BASSET father: Andrew BASSET
11. Lettice SEYMOUR m1. Gilbert GAMAGE m2. Maurice BASSET
m. Gilbert GAMAGE father: William GAMAGE mother: Sarah De TURBERVILLE
m. Maurice BASSET

5th generation

15. William SEYMOUR m. Margaret BROCBURY
m. Margaret BROCBURY father: Simon BROCBURY mother: Joan De La MARE
16. Robert SEYMOUR m. Alice
m. Alice
17. Cecily SEYMOUR m. Richard CORNWALL
m. Richard CORNWALL father: Sir Geoffrey CORNWALL mother: Cecily
18. Thomas SEYMOUR m. Margaret FARWAY
m. Margaret FARWAY father: John FARWAY mother: Agnes De LONGLAND
20. William GAMAGE m. Mary De RODBURG
m. Mary De RODBURG father: Sir Thomas De RODBURG