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. Elizabeth TRETHURFFE Birth: 1
  2. Margaret TRETHURFFE Birth: Abt 1506 Death: 28 Jun 1576

Bibliography
  1. Richardson, Douglas, Plantagenet Ancestry: A Study in Colonial and Medieval Families. Baltimore, MD: Genelogical Publishing Co, 2004. Information from this source tagged as [Ref: Richardson PA p[0-9]*].
  2. Richardson, Douglas, Royal Ancestry. Salt Lake City, Utah: Douglas Richardson, 2013. NYPL JFF 16-1184 v1-5 Information from this source tagged as [Ref: Richardson RoyalAnc v2p[0-9]*].

Sources for birth and parent Information
date:
abt 1478 (age 33 in 1511) [Ref: Richardson RoyalAnc v2p337]
abt 1478 [Ref: Richardson PA p241],
parents:
[Ref: Richardson PA p241, Richardson RoyalAnc v2p336]
Sources for death Information
date:
[Ref: Richardson PA p241, Richardson RoyalAnc v2p337]
Sources with Information about marriage to Maud TREVISA
child:
[Ref: Richardson PA p241, Richardson RoyalAnc v2p337]
Research Notes:
Esq, of Tretherff (in Ladock), Cornwall, Street (in Whimple), Devon, etc [Ref: Richardson RoyalAnc v2p337]
Esq, of Tretherff (in Landrake), Cornwall, Street (in Rockbere), Devon [Ref: Richardson PA p241]

heir of his father [Ref: Richardson PA p241, Richardson RoyalAnc v2p337]



Pedigree of Thomas TRETHURFFE
          /-----Reynold TRETHURFFE
 /-----John TRETHURFFE
|        |                  /-----Sir John St AUBYN
|        |         /-----John St AUBYN
|        |        |        |                                    /-----John CHUDLEIGH
|        |        |        |                           /-----Sir John CHUDLEIGH
|        |        |        |                  /-----John CHUDLEIGH, Lord Of Cliston
|        |        |        |                 |        |         /-----Sir Richard PROUZ
|        |        |        |                 |         \-----Thomasine PROUZ
|        |        |        |                 |                  \-----Margaret HELION
|        |        |        |         /-----Sir James CHUDLEIGH
|        |        |        |        |        |         /-----Thomas MERTON
|        |        |        |        |         \-----Thomasine MERTON
|        |        |         \-----Joan CHUDLEIGH
|        |        |                 |         /-----Henry POMEROY
|        |        |                  \-----Joan POMEROY
|        |        |                           \-----Joan
|         \-----Margaret St AUBYN
|                 |                           /-----Sir John CHALONS
|                 |                  /-----Robert CHALONS
|                 |         /-----Sir Robert CHALONS
|                 |        |        |                           /-----Sir Humphrey De BEAUCHAMP
|                 |        |        |                  /-----Sir John BEAUCHAMP
|                 |        |        |                 |         \-----Sibyl OLIVER
|                 |        |        |         /-----Sir John BEAUCHAMP
|                 |        |        |        |         \-----Elizabeth
|                 |        |         \-----Joan BEAUCHAMP
|                 |        |                 |         /-----John WALESBURGH
|                 |        |                  \-----Margaret WALESBURGH
|                  \-----Katherine CHALONS
|                          |         /-----Sir Hugh WATERTON
|                           \-----Blanche WATERTON
|                                   |         /-----Robert MOWBRAY
|                                    \-----Ellen MOWBRAY
Thomas TRETHURFFE
|                                                               /-----Sir John De COURTENAY, Baron Of Oakhampton
|                                                      /-----Sir Hugh De COURTENAY, Baron Of Oakhampton
|                                                     |         \-----Isabel De VERE
|                                             /-----Sir Hugh De COURTENAY, Earl Of Devon
|                                            |        |         /-----Sir Hugh Le DESPENSER, Justiciar Of England
|                                            |         \-----Eleanor Le DESPENSER
|                                            |                  \-----Aline BASSET
|                                    /-----Sir Hugh De COURTENAY, Earl Of Devon
|                                   |        |                  /-----Sir Robert De St JOHN, Baron Of Basing
|                                   |        |         /-----Sir John De St JOHN, Baron Of Basing
|                                   |        |        |         \-----Agnes De CAUNTELO
|                                   |         \-----Agnes De St JOHN
|                                   |                 |         /-----Sir Reynold FITZ PIERS
|                                   |                  \-----Alice FITZ REYNOLD
|                                   |                           \-----Alice STANFORD
|                           /-----Sir Edward COURTENAY
|                          |        |                           /-----Humphrey VI De BOHUN
|                          |        |                  /-----Humphrey VII De BOHUN, Earl Of Hereford And Essex
|                          |        |                 |         \-----Eleanor De BRAIOSE
|                          |        |         /-----Humphrey VIII De BOHUN, Earl Of Hereford And Essex
|                          |        |        |        |         /-----Sir Ingleman FIENNES, K.B., Lord Of Wendover
|                          |        |        |         \-----Maud De FIENNES
|                          |        |        |                  \-----Isabel
|                          |         \-----Margaret De BOHUN
|                          |                 |                  /-----Henry III King Of England
|                          |                 |         /-----Edward I King Of England
|                          |                 |        |         \-----Eleanor Of Provence
|                          |                  \-----Elizabeth PLANTAGENET
|                          |                          |         /-----Fernando III The Saint King Of Castile And Leon
|                          |                           \-----Eleanor Of Castile
|                          |                                    \-----Joan De DAMMARTIN
|                  /-----Sir Hugh COURTENAY
|                 |        |         /-----Sir John DAUNEY
|                 |         \-----Emmeline DAUNEY
|                 |                 |         /-----Walter TREVERBIN
|                 |                  \-----Sybil TREVERBIN
|         /-----Sir Hugh COURTENAY
|        |        |                  /-----Sir John De BEAUMONT
|        |        |         /-----Sir William BEAUMONT
|        |        |        |        |         /-----Robert De STOCKHEYE
|        |        |        |         \-----Joan De STOCKHEYE
|        |         \-----Maud BEAUMONT
|        |                 |                                    /-----Sir Ralph De WILINGTON
|        |                 |                           /-----Henry De WILINGTON
|        |                 |                          |         \-----Juliane
|        |                 |                  /-----Sir Henry De WILINGTON
|        |                 |                 |        |         /-----Alexander De FREVILL
|        |                 |                 |         \-----Margaret De FREVILL
|        |                 |                 |                  \-----Joan De CROMWELL
|        |                 |         /-----Sir John De WILINGTON
|        |                 |        |        |         /-----Sir John De WHALESBOROUGH
|        |                 |        |         \-----Isabel De WHALESBOROUGH
|        |                  \-----Isabel WILLINGTON
|        |                          |         /-----Sir Walter CARMINOW
|        |                           \-----Maud CARMINOW
|        |                                   |         /-----Sir Stephen TYNTEN
|        |                                    \-----Alice TYNTEN
 \-----Elizabeth COURTENAY
         |         /-----Thomas CARMINOW
          \-----Margaret CARMINOW
                  |         /-----Robert HILL
                   \-----Joan HILL



Descendants of Thomas TRETHURFFE
1. Thomas TRETHURFFE m. Maud TREVISA
m. Maud TREVISA

2nd generation

3. Margaret TRETHURFFE m1. John BOSCAWEN m2. Edward COURTENAY m3. Richard BULLER
m. John BOSCAWEN father: John BOSCAWEN mother: Elizabeth LOWER
m. Edward COURTENAY father: Edward COURTENAY mother: Alice WOTTON
m. Richard BULLER father: Alexander BULLER mother: Elizabeth HORSEY

3rd generation

10. Francis BULLER m. Thomasine WILLIAMS
m. Thomasine WILLIAMS father: Thomas WILLIAMS mother: Emlyn CREWSE

4th generation

11. Sir Richard BULLER m. Alice HAYWARD
m. Alice HAYWARD father: Sir Rowland HAYWARD mother: Katherine SMYTHE

5th generation

26. Catherine BULLER m. James PARKER
m. James PARKER father: William Rev PARKER mother: Joan PANCHARD