Isabel Fitz Roy
|Charts||Ancestors of Adele La Force|
King John to Obadiah Bruen
Isabel Fitz Roy, daughter of John "Lackland," King of England, by an unknown mistress, married Sir Richard FitzIves, Knt.1,2
|Sir Richard FitzIves, Knt. d. 1211|
- [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 vols. (Baltimore, Maryland: Genealogical Publishing, 2018), 1:687, further cited as Roberts, RD900.
- [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families, Five vols. (Salt Lake City, Utah: s.p., 2013), 2:633 (Fitz Ives 6), further cited as Richardson, Royal Ancestry.