Ancestry of
Billie Eilish

Singer and Songwriter

Hawise de Saint Amand

View famous kin of Hawise de Saint Amand

• • 23rd Great-grandmother of Billie Eilish — 26th Generation
  • Ahnentafel No:
  • 51393449 
  • Father:
  • Amaury de Saint Amand 
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  • Spouse Name:
  • Simon de Montagu
  • Marriage Date:
  • AFT 24 Oct 1270 
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  William de Montagu (Ahnentafel No:25696724 )

  John de Montagu

  Simon Montagu

  Hawise Montagu

  Mary Montagu

• Sources for Hawise de Saint Amand

  • ¹ Richardson, Douglas, Royal Ancestry: A Study in Colonial and Medieval Families, Salt Lake City, Utah: Douglas Richardson (2013), Vol. II, p. 397.
  • ² Richardson, Douglas, Royal Ancestry: A Study in Colonial and Medieval Families, Salt Lake City, Utah: Douglas Richardson (2013), Vol. IV, pp. 111-114.

Billie Eilish photo by Justin Higuchi (CC BY 2.0)