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Person Info

Name: Sir William De ROS, K.G., Lord Ros Of Helmsley
Sex: M
Birth: Abt 1368 ^b
Death: 1 Sep 1414 in Belvoir Castle, Leicestershire ^d
Burial: Belvoir Priory, Leicestershire ^u

Parents:

Father:
Thomas De ROS, Lord Ros Of Helmsley Birth: 13 Jan 1336/7 in Stoke Albany, Northamptonshire Death: 8 Jun 1384 in Uffington, Lincolnshire

Mother:

Beatrice STAFFORD Death: Abt 13 Apr 1415

Family:
Marriage:

Margaret FITZ ALAN on Abt 9 Oct 1394 at Sterborough, Surrey .^m1
Margaret FITZ ALAN Death: 3 Jul 1438

Children:

Sir John De ROS, Lord Ros Of Helmsley Birth: Abt 1 Oct 1396 Death: 22 Mar 1420/1 in Beague, Anjou
Sir William De ROS Birth: 2 Death: 22 Mar 1420/1 in Beague, Anjou
Sir Thomas De ROS, Lord Ros Of Helmsley Birth: 26 Sep 1406 in Belvoir, Leicestershire Death: 18 Aug 1430 in Marne, France
Sir Robert ROS Birth: Abt 1409 Death: 30 Dec 1448
Sir Richard De ROS Birth: 5
Margaret De ROS Death: After 1423
Elizabeth ROOS
Beatrice De ROS
Alice De ROS

Children:

Joan De ROS

Bibliography

Beltz, George Frederick, Memorials of the most noble Order of the Garter. London: Pickering, 1841. Available at http://archive.org/details/memorialsofmostn00beltuoft Information from this source tagged as [Ref: Beltz KnightsofGarter p[0-9]*].
Burke, Sir John Bernard, Genealogical and Heraldic History of the Peerage Baronetage and Knightage. 99th edition. London: Burke's Peerage, 1949. Available at http://archive.org/details/burkesgenealogic1949unse. Information from this source tagged as [Ref: Burke Peerage [cx0-9]*].
Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 01 A-Basing. London: St Catherine Press, 1910. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Vol 1 also available at http://archive.org/completepeerageo01coka Information from this source tagged as [Ref: CP I [Ap][p0-9].*].
Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 09, Moels-Nugent. London: St Catherine Press, 1936. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP IX [Ap][p0-9].*].
Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 11, Ridley-Sinclair. London: St Catherine Press, 1949. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/27141 Information from this source tagged as [Ref: CP XI [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]*].
Faris, David, Plantagenet ancestry of seventeenth century colonists: the descent from the later Plantagenet Kings of England, Henry III, Edward I, Edward II, and Edward III, of emigrants from England and Wales to the North American colonies before 1701, second edition. Boston: New England Historical Genealogical Society, 1999. NYPL APR (New England) 01-1513. Information from this source tagged as [Ref: Faris PA2 p[0-9ivxc]*].
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]*].
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 v1[pc][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]*].
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 v5p[0-9]*].
Weis, Frederick Lewis, Walter Lee Sheppard, Jr, David Faris, Ancestral Roots of Certain American Colonists who came to America before 1700, 7th Edition, Baltimore: Genealogical Publishing Co, 1992. Information from this source tagged as [Ref: Weis AR7 #[0-9][0-9]*[A-Z]*].

Sources for birth and parent Information

date:: abt 1368 [Ref: Faris PA2 p312]; abt 1370 (age 24 in 1394) [Ref: Richardson RoyalAnc v4p498]; age 25 in 1393 [Ref: CP XI p102],
parents:: [Ref: Burke Peerage p583, CP XI p102, Faris PA2 p312, Richardson RoyalAnc v4p496, Weis AR7 #9]

Sources for death Information

date:: [Ref: Beltz KnightsofGarter pclvii, Burke Peerage p583, CP XI p103, Faris PA2 p312, Richardson RoyalAnc v4p499, Weis AR7 #9]; 1414 [Ref: Weis AR7 #21],
place:: [Ref: CP XI p103, Faris PA2 p312, Richardson RoyalAnc v4p499, Weis AR7 #9]

Sources for burial Information

place:: [Ref: CP XI p103, Faris PA2 p312, Richardson RoyalAnc v4p499]

Sources with Information about marriage to Margaret FITZ ALAN

date:: 1394 [Ref: Weis AR7 #21, Weis AR7 #9]; license 9 Apr 1394 [Ref: Burke Peerage p583]; license 9 Oct 1394 [Ref: CP XI p103, Faris PA2 p312, Richardson RoyalAnc v4p498],
place:: [Ref: Richardson RoyalAnc v4p498],
names:: [Ref: Faris PA2 p50, Richardson PA p42, Richardson RoyalAnc v1p151],
child:: [Ref: Burke Peerage p583, CP I p341, CP XI p103(e) (with corr in XIV p553), CP XI p103, CP XI p104, Faris PA2 p313, Faris PA2 p359, Richardson RoyalAnc v4p157, Richardson RoyalAnc v4p216, Richardson RoyalAnc v4p498, Richardson RoyalAnc v4p84, Richardson RoyalAnc v5p197, Weis AR7 #9]

Sources with Information about marriage to unknown