Ystradwel "the Fair" verch Gadeon, of Rheged

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Ystradwel "the Fair" verch Gadeon, of Rheged

Welsh: Seradvan verch Cadfan, of Rheged, French: Ystradval De Grande Bretagne (De Domnonée), of Rheged
Also Known As: "Strada", "Stradwawl", "of Siluria", "Daugther Of Cyllin", "The Fair", "Strada of Cambria", "Strada "the Fair" of Cambria", "Strada "the Fair"", "the /Fair/", ""the fair" Queen of Rheged", "aka Strada `the Fair'; aka Ystradwel of the BRITONS; aka Ystrafael of DUMNONIA"
Birthplace: Dumonia, Cornwall, England
Death: 388
Colchester, Essex, , England
Immediate Family:

Daughter of Gadeon ap Cynan
Wife of Coel Hen ap Tegfan, King of Northern Britain
Mother of Gwawl verch Coel; Garbanian ap Coel, King of Bryneich; Dyfrwr ap Coel and Ceneu ap Coel Hen, Saint, Brenin Rheged & Catraeth
Sister of Turmwr Morfawr ap Gaedon, King of Dumnonia

Occupation: Princess of Britain (Catuvellauni), Prinsessa, prinsesse av England, prinses van Domnonee
Managed by: Erin Ishimoticha
Last Updated:

About Ystradwel "the Fair" verch Gadeon, of Rheged

See Peter Bartrum, See Peter Bartrum, https://www.geni.com/documents/view?doc_id=6000000173396507821 (February 7, 2023; Anne Brannen, curator)

See Peter Bartrum, https://www.geni.com/documents/view?doc_id=6000000173393042924 (February 5, 2023; Anne Brannen, curator)

ID: I51197

Name: Ywstradwel ferch GADEON

Given Name: Ywstradwel ferch

Surname: Gadeon

Sex: F

Change Date: 13 MAY 2009


!#4568> Welsh Genealogies Ad 300-1400,-v1-p8,24* (FHL #6025561);

!ARCH REC> Wurt's Magna Carta; Royal Ancestors of Magna Charta Barons; Bethams

Genealogical Tables; (birth 224, Strada "the Fair");


Birth: 347 in North Britain

Endowment: 11 JAN 1929

Reference Number: > 252 WEL

Death: Y

Father: Gadeon ap EUDAF b: 322 in North Britain

Marriage 1 Coel Hen Guotepauk (Godhebog Guotepauc) KING OF GODODDIN b: 360 in , Pennines, Britain


Gwawl ferch COEL b: ABT 388 in Wales, United Kingdom

Ceneu ap COEL b: 374 in Pennines, Britain
Garbanion ap COEL b: ABT 380 in , Pennines, Britain
Dyfrwr ap COEL b: ABT 383 in , Pennines, Britain

Abbrev: Pedigree Resource File CD 6

Title: Pedigree Resource File CD 6 (Salt Lake City, UT: Intellectual Reserve, Inc., 1999)serve, Inc., 1999)serve, Inc., 1999).


  • Ystradwel verch Cadfan Gadeon

born about 0420 North Britain


  • Gadeon ap Cynon (Conan)

born about 0400




  • Gwrfawr Morfawr ap Cadfan Gadeon


  • Coel Hen "The Old" Dux Britannorum

born about 0420


  • St. Cenue ap Coel Hen born about 0450? Pennines, Britain
  • Gwawl verch Coel Hen born about 0387? Pennines, Britain

Cynedda Wledig? died 0389

Garbaniawn ap Coel Hen

biographical and/or anecdotal:

notes or source:


One source sites

  • Gadeon ap Eudaf
view all 13

Ystradwel "the Fair" verch Gadeon, of Rheged's Timeline

Ebrauc, Yorkshire, England (United Kingdom)
Pennines, Cumbria, England, United Kingdom
Colchester, Essex, , England
Dumonia, Cornwall, England
married, Coel, King of, Colchester
married, Coel, King of, Colchester