Joan de Cornwall

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ChartsAncestors of Wilford Ervie Billings
King John to Margaret (Wyatt) Allyn
Joan de Cornwall, daughter of Sir Richard of England, Knt., Earl of Cornwall, King of the Romans, died after 1316, when she filed a claim about a fine regarding Modbury, Devon.1

Joan married (1) Richard de Champernowne, son of Sir Henry de Champernowne, Knt. and Dionisia English;2 she married (2) Sir Peter de Fissacre, Knt., whose ancestry is unknown (or not traced here), before 1300.1

Family 1

Richard de Champernowne d. bef. 1300

Family 2

Sir Peter de Fissacre, Knt. d. aft. 1303
This person was last edited on26 Mar 2021


  1. [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families, Five volumes (Salt Lake City, Utah: s.p., 2013), 2:306 (Cornwall 6), further cited as Richardson, Royal Ancestry.
  2. [S1947] Richardson, Royal Ancestry, 2:306 (Cornwall 6.iv).
  3. [S2174] Gary Boyd Roberts, The Royal Descents of 900 Immigrants to the American Colonies, Quebec, or the United States Who Were Themselves Notable or Left Descendants Notable in American History, two volumes (Baltimore, Maryland: Genealogical Publishing, 2018), 1:672, further cited as Roberts, RD900.