Nielsen Hayden genealogy
Family: Henry of Lancaster / Maud de Chaworth (F1680)
m. Bef 2 Mar 1297-
Male
Henry of Lancaster
Birth Abt 1280 Death 22 Sep 1345 Burial The Newarke, Leicester Castle, Leicester, Leicestershire, England 
Marriage Bef 2 Mar 1297 [1, 2, 3, 4, 5, 6] Father Edmund "Crouchback" | F3898 Group Sheet Mother Blanche of Artois | F3898 Group Sheet
Female
Maud de Chaworth
Birth 2 Feb 1282 Death Bef 3 Dec 1322 Burial Mottisfont Priory, Hampshire, England Father Patrick de Chaworth | F1093 Group Sheet Mother Isabel de Beauchamp | F1093 Group Sheet
Female
+ Maud of Lancaster
Birth Death 5 May 1377 Burial Spouse William de Burgh | F10925 Marriage Bef 16 Nov 1327
Female
+ Joan of Lancaster
Birth Abt 1312 Death Abt 1349 Burial Byland, Yorkshire, England Spouse John de Mowbray | F5981 Marriage Between 28 Feb 1327 and 4 Jun 1328
Male
+ Henry of Grosmont
Birth 1314 Death 24 Mar 1361 Leicester, Leicestershire, England Burial Leicester, Leicestershire, England Spouse Isabel de Beaumont | F9683 Marriage Abt 1337
Female
+ Eleanor of Lancaster
Birth Abt 1318 Death 11 Jan 1372 Arundel, Sussex, England Burial Lewes Priory, Sussex, England Spouse John de Beaumont | F23513 Marriage Bef Jun 1337 Spouse Richard Fitz Alan | F1589 Marriage 5 Apr 1345
Female
+ Mary of Lancaster
Birth Abt 1320 Death 1 Sep 1362 Burial Alnwick Abbey, Northumberland, England Spouse Henry de Percy | F11215 Marriage Bef 5 Sep 1334
-
Sources - [S53] The Magna Charta Sureties, 1215: The Barons Named in the Magna Charta, 1215, and Some of Their Descendants Who Settled in America During the Early Colonial Years by Frederick Lewis Weis. Fifth edition, with additions and corrections by Walter Lee Sheppard, Jr. and William R. Beal. Baltimore: Genealogical Publishing Company, 1999.
- [S142] Royal Ancestry: A Study in Colonial and Medieval Families by Douglas Richardson. Salt Lake City, 2013.
- [S145] Ancestral Roots of Certain American Colonists Who Came to America Before 1700 by Frederick Lewis Weis and Walter Lee Sheppard, Jr. 8th edition, William R. Beall & Kaleen E. Beall, eds. Baltimore: Genealogical Publishing Company, 2004, 2006, 2008.
- [S73] Political Society in Lancastrian England: The Greater Gentry of Nottinghamshire by S. J. Payling. Oxford: Clarendon Press, 1991., "shortly before March 1297".
- [S1480] The Ancestry of Charles II, King of England: A Medieval Heritage by Charles M. Hansen and Neil D. Thompson. Saline, Michigan: McNaughton and Gunn, 2012.
- [S1526] The Ancestry of Dorothea Poyntz, Wife of Reverend John Owsley, Generations 1-15, Fourth Preliminary Edition, by Ronny O. Bodine and Bro. Thomas Spalding, Jr. 2013.
- [S53] The Magna Charta Sureties, 1215: The Barons Named in the Magna Charta, 1215, and Some of Their Descendants Who Settled in America During the Early Colonial Years by Frederick Lewis Weis. Fifth edition, with additions and corrections by Walter Lee Sheppard, Jr. and William R. Beal. Baltimore: Genealogical Publishing Company, 1999.