Sybil de Ewyas

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ChartsAncestors of Adele La Force (#1)
Ancestors of Adele La Force (#2)
Ancestors of Harriet Hanson Robinson (#1)
Ancestors of Harriet Hanson Robinson (#2)
Sybil de Ewyas, daughter of Robert II de Ewyas and Petronilla (…), died before 1 July 1236.1,2,3

Sybil married (1) Robert de Tregoz, son of William de Tregoz and (…) de Braose;4,2 she married (2) Roger de Clifford, son of Walter de Clifford and Agnes de Condy, before 13 February 1216/17. Clay gives Sybil an additional husband (as her second, before Roger), William de Newmarch, but there seems to be no evidence for him.4,5

Family 1

Robert de Tregoz

Family 2

Roger de Clifford d. bef. 28 Aug 1231
This person was last edited on27 Jul 2021


  1. [S2073] K. S. B. Keats-Rohan, Domesday Descendants: A Prosopography of Persons Occurring in English Documents 1066-1166: II. Pipe Rolls to Cartae Baronum (Woodbridge, England: Boydell Press, 2002), 453, further cited as Keats-Rohan, Domesday Descendants.
  2. [S520] Frederick Lewis Weis, Walter Lee Sheppard Jr., William R. Beall and Kaleen E. Beall, Ancestral Roots of Certain American Colonists Who Came to America before 1700… ., 8th ed. (Baltimore: Genealogical Publishing Co., 2004), 255-28, further cited as Weis, Sheppard, Beall, and Beall, Ancestral Roots, 8th ed.
  3. [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families, Five vols. (Salt Lake City, Utah: s.p., 2013), 5:183 (Tregoz 2), further cited as Richardson, Royal Ancestry.
  4. [S2058] J. W. Clay, "The Clifford Family," The Yorkshire Archæological Journal 18 (1905): 354-411, at 355, further cited as Clay, "Clifford."
  5. [S1947] Richardson, Royal Ancestry, 5:182 (Tregoz 2).
  6. [S1947] Richardson, Royal Ancestry, 5:182-3 (Tregoz 2).