Sir
Walter
"Coroner of Cornwall"
Cornwall
aka Plantagenet Cornwall
Born about in Branell, Hertfordshire
Ancestors 
Son of Richard (Plantagenet) of England
and Joan (Unknown) de Valletort
[uncertain]
Brother of
Isabel Plantagenet [half], Henry Plantagenet [half], Edmund Plantagenet [half], Richard (Plantagenet) of Cornwall, Lawrence Cornwall, Joan Cornwall, Philip DeSancto Austolo and Philip Cornwall [half]
[spouse(s) unknown]
Descendants 
Father of
Margaret Cornwall and William Cornwall
Died
at about age 59
in Cornwall, Cornwall, England
Profile last modified
| Created 21 Feb 2011
This page has been accessed 8,583 times.
Sir Walter Cornwall was a member of the aristocracy in British Isles.
Contents |
Biography
Sir Walter de Cornwall, Coroner of Cornwall was born circa 1254 at Branell, Cornwall, England; He was illegitimate.[1]
"Walter de Cornwall was an illegitimate son of Richard Plantagenet, Earl of Cornwall. Sir Walter of Cornwall, who received a grant of the royal manor of Brannel, Cornwall, from his half-brother Edmund [2], 2nd Earl of Cornwall (d. 1300) in which he was called "brother". He was the father of William de Cornwall and grandfather of John de Cornwall.
Children
He has 1 son & 1 daughter with an unknown wife:[1][3]
- William
- Margaret, wife of James Peverell, & of Richard Sergeaux
Death
He died circa 20 February 1313.[1][3]
Research Notes
Medieval Lands notes that Richard had a son Walter de Cornwall (d. 1313) who was not the son of Joan Valletort but rather by his second mistress, and her name is not known. [4]
"RICHARD de Cornwall, illegitimate son of RICHARD Earl of Cornwall & his mistress Jeanne de Valletort (-after 1280). The primary source which confirms his parentage has not been identified. He was granted the manor of Thunnock, Lincolnshire in 1280 by his half-brother Edmund Earl of Cornwall. m JOAN St Owen, daughter of JOHN Lord St Owen & his wife ---". [5]
"Joan FitzAlan b. circa 1267, d. after 10 October 1321
- Father Sir John FitzAlan, Chief Butler of England b. May 1223, d. c 10 Nov 1267
- Mother Maud de Boteler b. c 1225, d. 27 Nov 1283
- Joan FitzAlan Called Joan FitzOwen, daughter of John, Lord FitzOwen by Wallop, p. 230. This is probably incorrect.2 She was born circa 1267. She married Sir Richard Cornwall, Steward of Knaresborough, son of Sir Richard, Earl of Cornwall, King of the Romans, Comte de Poitou and Joan de Vautort (Valletort), circa 1279 at of Cornwall, England."[6]
Sources
- ↑ 1.0 1.1 1.2 Douglas Richardson, Plantagenet Ancestry, p. 406.
- ↑ Wikipedia: Edmund 2nd Earl of Cornwall
- ↑ 3.0 3.1 Douglas Richardson, Royal Ancestry, Vol. III, p. 356.
- ↑ MedLands
- ↑ Medlands
- ↑ our royal titled noble and commoner ancestors.com
- John fitz Geoffrey, entry in the database Medieval Lands: A prosopography of medieval European noble and royal families by Charles Cawley © Foundation for Medieval Genealogy, 2000-2017.
- https://en.wikipedia.org/wiki/Edmund,_2nd_Earl_of_Cornwall
- https://en.wikipedia.org/wiki/Richard,_1st_Earl_of_Cornwall#cite_ref-19
See Also:
Acknowledgements
- WikiTree profile DeCornwall-9 created through the import of Cato Family Tree_book_EN.ged on Sep 21, 2011 by Linda Cato.
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DNA Connections
It may be possible to confirm family relationships with Walter by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA. Y-chromosome DNA test-takers in his direct paternal line on WikiTree:
It may be possible to confirm family relationships with Walter by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA. Y-chromosome DNA test-takers in his direct paternal line on WikiTree:
- Richard III (York) of England
:
Y-Chromosome Test 22 markers, haplogroup G-P287, MitoYDNA ID Z10009 [compare]
Have you taken a DNA test? If so, login to add it. If not, see our friends at Ancestry DNA.
Walter is 19 degrees from Maria Mitchell, 30 degrees from Carl Sagan, 18 degrees from Tycho Brahe, 18 degrees from Nicholaus Copernicus, 32 degrees from Eise Eisinga, 21 degrees from Caroline Lucretia Herschel, 28 degrees from Thomas Maclear, 20 degrees from Simon Newcomb, 16 degrees from Isaac Newton, 27 degrees from Pierre Henri Puiseux, 25 degrees from Beatrice Tinsley and 23 degrees from Edith Woodward on our single family tree. Login to find your connection.
C > Cornwall > Walter Cornwall
Categories: EuroAristo - Profiles that need work
Are there any objections to removing Joan as the spouse of Walter?