Ancestry of
Billie Eilish

Singer and Songwriter

Iseult de Mortimer

View famous kin of Iseult de Mortimer

• • 22nd Great-grandmother of Billie Eilish — 25th Generation
  • Ahnentafel No:
  • 25696669 
  • Father:
  • Edmund Mortimer 
  • Mother:
  • Margaret de Fiennes   
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  • Spouse Name:
  • Hugh I de Audley
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  Hugh de Audley (Ahnentafel No:12848334 )

  Alice de Audley

  • Notes: 

  • Iseult de Mortimer's given name is also seen as Isolda.

• Sources for Iseult de Mortimer

  • ¹ Richardson, Douglas, Royal Ancestry: A Study in Colonial and Medieval Families, Salt Lake City, Utah: Douglas Richardson (2013), Vol. III, p. 387.
  • ² Richardson, Douglas, Royal Ancestry: A Study in Colonial and Medieval Families, Salt Lake City, Utah: Douglas Richardson (2013), Vol. I, p. 493.
  • ³ Richardson, Douglas, Royal Ancestry: A Study in Colonial and Medieval Families, Salt Lake City, Utah: Douglas Richardson (2013), Vol. IV, p. 228.
  • ⁴ Richardson, Douglas and Kimball G. Everingham, Plantagenet Ancestry: A Study in Colonial and Medieval Families, Baltimore, Maryland: Genealogical Publishing Company (2004), 102.
  • ⁵ Richardson, Douglas and Kimball G. Everingham, Plantagenet Ancestry: A Study in Colonial & Medieval Families, 2nd Edition, Salt Lake City, Utah: Douglas Richardson (2011), Vol. 1, p. 612.
  • ⁶ Wikipedia, "Edmund Mortimer, 2nd Baron Mortimer", _2nd_Baron_Mortimer, (accessed 02/23/2010).

Billie Eilish photo by Justin Higuchi (CC BY 2.0)