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Person Info

Name: Sir Giles De PLAIZ, Lord Plaiz
Sex: M
Birth: Abt 1269 ^b
Death: Abt 15 Oct 1302 ^d

Parents:

Father:
Richard De PLAIZ Birth: Abt 1228 Death: Abt 8 Jul 1269

Mother:

Joan Death: After 1302

Family:
Marriage:

Joan .^m1
Joan Death: After Mar 1332/3

Children:

Richard De PLAIZ, Lord Plaiz Birth: 1 Aug 1296 Death: Aug 1327

Bibliography

Banks, Thomas Christopher, Baronia anglica concentrata: or, A concentrated account of all the baronies commonly called baronies in fee; deriving their origin from writ of summons, and not from any specific limited creation. London: Simpkin, 1844. Available at https://archive.org/details/baroniaanglicaco01bankuoft. Information from this source tagged as [Ref: Banks Baronies v[1-2]p[0-9]*].
Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 06 Gordon-Huntley. London: St Catherine Press, 1926. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP VI [Ap][p0-9].*].
Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 10, Oakham-Richmond. London: St Catherine Press, 1945. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP X [Ap][p0-9].*].
Clutterbuck, Robert, History and Antiquities of the County of Hertford, London: Nichols, Son, and Bentley, 1815-27, v1-3. Available at https://familysearch.org/search/catalog/188626. Information from this source tagged as [Ref: Clutterbuck Hertford v[1-3]p[0-9]*].
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 v4p[0-9]*].
Sanders, I. J., English Baronies, A Study of Their Origin and Descent 1086-1327. Oxford: Clarendon Press, 1960. Information from this source tagged as [Ref: Sanders Baronies p[0-9]*].

Sources for birth and parent Information

date:: came of age c1290 [Ref: Sanders Baronies p83]; younger son [Ref: CP VI p634(d), CP X p539]; younger son, minor in 1284 [Ref: Richardson RoyalAnc v4p384],
parents:: [Ref: CP X p539, Richardson RoyalAnc v4p384],
father:: [Ref: Banks Baronies v1p371, CP VI p634(d), Clutterbuck Hertford v2p261, Sanders Baronies p83]

Sources for death Information

date:: 1302 [Ref: Sanders Baronies p83]; shortly before 15 Oct 1302 [Ref: CP X p539, Richardson RoyalAnc v4p384]

Sources with Information about marriage to Joan

child:: [Ref: CP X p539, Richardson RoyalAnc v4p384]

Research Notes:
1st Lord Plaiz, of Barony cr 1297 [Ref: CP X p539]

Knt, of Battleswick (in West Donyland), Wivenhoe, and Wormingford Hall (in Wormingfield), Essex, Fowlmere and Shudy Camps, Cambridgeshire, Weeting, Norfolk, etc [Ref: Richardson RoyalAnc v4p384]

1283: heir to his older brother, Ralph [Ref: Richardson RoyalAnc v4p384]

heir of his brother Ralph [Ref: CP X p539]

inherited 1/2 of Barony of Stansted Mountfitchet from brother [Ref: Sanders Baronies p83]

Pedigree of Sir Giles De PLAIZ, Lord Plaiz
                                     /-----Hugh Fitz Gold
                            /-----Ralph De PLAIZ
                           |         \-----Beatrice
                   /-----Ralph De PLAIZ
          /-----Sir Hugh De PLAIZ
/-----Richard De PLAIZ
|        |                                    /-----William De MONTFICHET
|        |                           /-----William De MONTFICHET, Baron Of Stansted
|        |                          |         \-----Rohais
|        |                  /-----Gilbert De MONTFICHET, Baron Of Stansted
|        |                 |        |                           /-----Gilbert Count Of Brionne
|        |                 |        |                  /-----Richard FITZ GILBERT De CLARE, Baron Of Clare
|        |                 |        |         /-----Gilbert FITZ RICHARD, Baron Of Clare
|        |                 |        |        |        |         /-----Walter Giffard Lord Of Longueville
|        |                 |        |        |         \-----Rohese GIFFARD
|        |                 |        |        |                  \-----Ermengarde FLATEL
|        |                 |         \-----Margaret De CLARE
|        |                 |                 |                  /-----Renaud Count Of Clermont
|        |                 |                 |         /-----Hugh Count Of Clermont
|        |                 |                 |        |         \-----Ermengardis
|        |                 |                  \-----Adeliza De CLERMONT
|        |                 |                          |         /-----Hildouin III De Rameru, Count Of Montdidier And Roucy
|        |                 |                           \-----Margaret De Roucy
|        |                 |                                    \-----Adele De Roucy
|        |         /-----Richard De MONTFICHET, Baron Of Stansted
|        |        |        |         /-----Sir Richard De LUCY, Justiciar Of England
|        |        |        |        |         \-----Avelina
|        |        |         \-----Aveline De LUCY
|        |        |                 |                           /-----Eustace II Count Of Boulogne
|        |        |                 |                  /-----Goisfred Lord Of Carshalton
|        |        |                 |         /-----William De BOULOGNE
|        |        |                 |        |        |         /-----Geoffrey De MANDEVILLE, Baron Of Pleshy
|        |        |                 |        |         \-----Beatrice De MANDEVILLE
|        |        |                 |        |                  \-----Athelaise
|        |        |                  \-----Rohese
|         \-----Philippe De MONTFICHET
|                  \-----Millicent
Sir Giles De PLAIZ, Lord Plaiz
\-----Joan

Descendants of Sir Giles De PLAIZ, Lord Plaiz

1. Sir Giles De PLAIZ, Lord Plaiz m. Joan

m. Joan

2+ Richard De PLAIZ, Lord Plaiz m. Margaret

2nd generation

2. Richard De PLAIZ, Lord Plaiz m. Margaret

m. Margaret

3 Giles De PLAIZ, Lord Plaiz

4+ Richard De PLAIZ, Lord Plaiz m. Margaret De St PHILIBERT

3rd generation

4. Richard De PLAIZ, Lord Plaiz m. Margaret De St PHILIBERT

m. Margaret De St PHILIBERT father: Sir John De St PHILIBERT mother: Ada De BOTETOURTE

5+ Sir John PLAIZ, Lord Plaiz m1. Margaret De NORWICH m2. Joan De STAPLETON