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Person Info

Name: Oliver DEINCOURT, Baron Of Blankney
Sex: M
Birth: Abt 1196 ^b
Death: Before 19 Sep 1246 ^d

Parents:

Father:
Oliver DEINCOURT, Baron Of Blankney Birth: Abt 1161 Death: Before 1201

Mother:

Amabel

Family:
Marriage:

Nichola De La HAY, Lady Of Munden .^m1
Nichola De La HAY, Lady Of Munden Birth: 1 Death: 1230

Children:

Sir John DEINCOURT, Baron Of Blankney Birth: Abt 1225 Death: Before 14 Oct 1257

Bibliography

Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 04 Dacre-Dysart. London: St Catherine Press, 1916. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Vol 4 also available at http://archive.org/completepeerageo04byucoka Information from this source tagged as [Ref: CP IV [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].*].
Allen, Kay, Deincourt-D'Eyncourt. Posting to soc.genealogy.medieval (email list GEN-MEDIEVAL) on 2/24/1999. Subject: Deincourt-D'Eyncourt. Available at https://groups.google.com/g/soc.genealogy.medieval/c/hVtkMuVf5zo/m/9LopcalsgH4J. Author address: allenk at pacbell dot net. Information from this source tagged as [Ref: Kay Allen SGM 2/24/1999].
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:: abt 1196 [Ref: Kay Allen SGM 2/24/1999]; came of age in 1217 [Ref: Sanders Baronies p16],
parents:: [Ref: CP IV p118(c), Kay Allen SGM 2/24/1999],
father:: [Ref: Sanders Baronies p15]

Sources for death Information

date:: 1246, [Ref: Sanders Baronies p16]; son had livery 19 Sep 1246 [Ref: CP IV p118(c)]

Sources with Information about marriage to Nichola De La HAY, Lady Of Munden

child:: [Ref: CP IV p118(c), CP X p452, Kay Allen SGM 2/24/1999]

Research Notes:
inherited Barony of Blankney from father [Ref: Sanders Baronies p15]

1217: had livery of his lands [Ref: CP IV p118(c)]

Pedigree of Oliver DEINCOURT, Baron Of Blankney
                                     /-----Walter De AINCORT, Lord Of Blankney
                            /-----Ralph DEINCOURT, Baron Of Blankney
                           |        |                           /-----Geoffrey Duke Of Brittany
                           |        |                  /-----Eudes I Count Of Brittany
                           |        |                 |         \-----Hawise Of Normandy
                           |        |         /-----Alan The Red Count Of Brittany
                           |        |        |        |         /-----Alain Cagnairt Count Of Cornuaille
                           |        |        |         \-----Agnes Of Cornuaille
                           |        |        |                  \-----Judith Of Nantes
                           |         \-----Matilda
                           |                 |                  /-----Godwin Ealdorman Of Wessex
                           |                 |         /-----Harold II Goodwinson, King Of England
                           |                 |        |         \-----Githa
                           |                  \-----Gunhild
                           |                           \-----Ealdgith Swansneck
                   /-----Walter DEINCOURT, Baron Of Blankney
                  |         \-----Basilie
          /-----John DEINCOURT, Baron Of Blankney
         |         \-----Agnes BASSET
/-----Oliver DEINCOURT, Baron Of Blankney
|        |                                    /-----Meurdrac
|        |                           /-----Robert FITZ MEURDRAC
|        |                  /-----Ralph MURDAC
|        |         /-----Ralph MURDAC
|         \-----Alice MURDAC
|                 |                  /-----Ralph De CHESNEY
|                 |         /-----Roger De CHESNEY
|                  \-----Beatrice De CHESNEY
|                          |         /-----Ralph De LANGTOT
|                           \-----Alice De LANGTOT
Oliver DEINCOURT, Baron Of Blankney
\-----Amabel

Descendants of Oliver DEINCOURT, Baron Of Blankney

1. Oliver DEINCOURT, Baron Of Blankney m. Nichola De La HAY, Lady Of Munden

m. Nichola De La HAY, Lady Of Munden father: Richard De La HAY, Baron Of Brattleby mother: Matilda De VERNON

2+ Sir John DEINCOURT, Baron Of Blankney m. Agnes De NEVILLE

2nd generation

2. Sir John DEINCOURT, Baron Of Blankney m. Agnes De NEVILLE

m. Agnes De NEVILLE father: Geoffrey FITZ ROBERT De NEVILL mother: Joan

3+ Sir Edmund DEINCOURT, Lord Deincourt m. Isabel De MOHUN

3rd generation

3. Sir Edmund DEINCOURT, Lord Deincourt m. Isabel De MOHUN

m. Isabel De MOHUN father: Sir Reynold De MOHUN, Baron Of Dunster mother: Hawise FITZ GEOFFREY

4+ Isabel DEINCOURT m. Sir William FITZWILLIAM, Lord Of Emley And Sprotbrou

5+ John DEINCOURT m.