Ap DEHEUWAINT Tecfan

Abt 0310 - Abt 0357  (47 years)

• Name	Ap DEHEUWAINT Tecfan
  Birth	Abt 0310	Rheged, Northumbria, North Britain
  Gender	Male
  Death	Abt 0357	Northumbria, North Britain
  Notes	Birth and Parents Darrell Wolcott shows him as Tecfan the son of Deheuwaint and father of Coel Hen and estimates that he was born about 310 AD. [1] Family line (Male) Grat —Gratian Urban — Urban Telpuil — Telpwyll Teuhant — Deheuwaint/Tegfan or Tasciovanus, (#4 & # 5, duplicate generations) Tecmant — Coyl Hen Guotepauc — Coel Hen (the Old) It is similarly recorded in the pedigree of the Kings of South Rheged in the Achau Brenhinoedd a Thywysogion Cymru. Tehvant of Brynffenigl, Lord[2] Research Notes Later Rulers Browning presents a line of descent for rulers of Brynffenigl in Denbighshire, but the line does not start until the 9th century. [3] Sources ↑ Darrell Wolcott. Ancient Wales Studies. Beli Mawr and llyr Llediath in Welsh Pedigrees Accessed 4 April 2021 ↑ Ken Stelmaszek. Lineage of the Royal Princes of England. Nov 2000 was at http://www.geocities.com/CapitolHill/4793/index.html ↑ Charles Henry Browning. Americans of Royal Descent: A Collection of Genealogies of American Families Pedigree CV Rulers of Brynffenigl Accessed July 14, 2018 jhd An essay on the Welsh Saints Early British Kingdoms
  Person ID	I59285	Freeman-Smith
  Last Modified	27 Jan 2026

  
  

  Father	ap TELPWYLL Deheuwaint,   b. Abt 0280, Northumbria, England d. Abt 0350, Colchester, Essex, England (Age 70 years)
  Relationship	natural
  Family ID	F347393	Group Sheet  |  Family Chart

  
  

  Family
  Children	1. ap TEGFAN Coil Hen,   b. Abt 0340, Hen Oglydd, Ancient Britain d. Abt 0420, Tarbolton, Ayrshire, Ancient Britain (Age 80 years)  [Father: natural]
  Family ID	F347392	Group Sheet  |  Family Chart
  Last Modified	27 Jan 2026