de Ros, Sir William I
1192 - 1264 (72 years)-
Name de Ros, William [1, 2, 3, 4, 5, 6, 7, 8] Title Sir Suffix I Birth 1192 Helmsley, Yorkshire, England 
[1, 2, 3, 4, 5, 6, 7, 8, 9] Gender Male Appointments / Titles 2nd Baron of Helmsley [1, 2, 3, 4, 5, 6, 7, 8] Appointments / Titles 5th Baron of Hamlake [1, 2, 3, 4, 5, 6, 7, 8] Appointments / Titles Knight Templar [1, 2, 3, 4, 5, 6, 7, 8] Life Event Between 1235 and 1236 [1, 2, 3, 4, 5, 6, 7, 8] Member of Parliament FSID 9HZG-9Q4 [1, 2, 3, 4, 5, 6, 7, 8] Residence Helmsley, Yorkshire, England [1, 2, 3, 4, 5, 6, 7, 8] Death 23 Dec 1264 Yorkshire, England [1, 2, 3, 4, 5, 6, 7, 8, 9] Burial 23 Dec 1264 Kirkham Abbey, Kirkham, Yorkshire, England [1, 2, 3, 4, 5, 6, 7, 8, 9] Person ID I34162 The Thoma Family Last Modified 20 Sep 2023
Family FitzPiers, Lucy, b. 1207, Forest of Dean, Gloucestershire, England d. 29 Sep 1266, Yorkshire, England (Age 59 years) Children 1. de Ros, William II, b. 1244, Ingmanthorpe, Yorkshire, England d. 28 May 1310, Yorkshire, England (Age 66 years) [natural]Family ID F13420 Group Sheet | Family Chart Last Modified 20 Sep 2023
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Event Map 
Birth - 1192 - Helmsley, Yorkshire, England 
Residence - - Helmsley, Yorkshire, England 
Death - 23 Dec 1264 - Yorkshire, England 
Burial - 23 Dec 1264 - Kirkham Abbey, Kirkham, Yorkshire, England = Link to Google Earth
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Notes - Son and heir to Robert de Ros and Isabel of Scotland, grandson of Everard de Ros and Roese Trussebut, William the Lion, King of Scotland and a mistress Avenel. Sir Robert was born before 1200.
Husband of Lucy FitzPeter, daughter of Peter FitzHerbert of Blaen Llyfni, Breconshire, Wales and Alice FitzRobert, daughter of Robert FitzRoger of Warkworth, Northumbria. They were married before 24 Jan 1234 and had six sons and two daughters;
* Sir Robert
* Sir Peter
* Sir William
* Sir Alexander
* Herbert
* John
* Lucy
* Alice
William was excommunicated with his father by Pope Innocent III on 16th of December 1215. He was taken as prisoner at the Battle of Lincoln on 20 May 1217, released on sureties 26 Oct 1217. He took no part in the Baron's war and was apparently faithful to the king. Sir William was the benefactor of the monasteries of Kirkham, Rievaulx, Meaux and of the Templars.
Sir William died 1258 or 1264, buried at Kirkham. His widow, Lucy, was alive Michaelmas 1266. William died while in the King's service in France.
Sir William's name is spelled both Ros and Roos.
- Son and heir to Robert de Ros and Isabel of Scotland, grandson of Everard de Ros and Roese Trussebut, William the Lion, King of Scotland and a mistress Avenel. Sir Robert was born before 1200.
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Sources - [S788] WORLD: Wikipedia.
https://www.wikipedia.org/ - [S817] WORLD: The Royal Ancestry Bible by Michel L. Call.
https://archive.org/details/royalancestrybib0001call - [S2771] USA: Ancestral Roots of Certain American Colonists Who Came to America bef 1760, Frederick Lewis Weis.
https://www.ancestry.com/search/collections/49030/ - [S864] WORLD: The Royal Descents of 600 Immigrants by Gary Roberts.
https://www.amazon.com/Descents-Immigrants-American-Colonies-United/dp/0806318538 - [S843] ENGLAND: British History Online.
http://www.british-history.ac.uk/ - [S2115] ENGLAND: Magna Carta Ancestry: A Study in Colonial and Medieval Families Vols. 1, 2, 3 & 4.
https://www.amazon.com/Magna-Carta-Ancestry-Colonial-Medieval/dp/1461045207 - [S2774] WORLD: Family Search, Books.
https://www.familysearch.org/library/books/ - [S2814] WORLD: Google Books.
https://books.google.com/?sa=X&ved=0ahUKEwjjsYqMisn5AhVRK0QIHUjdDuQQPAgC - [S327] WORLD: Find-a-Grave.
https://www.findagrave.com/
- [S788] WORLD: Wikipedia.