Nielsen Hayden genealogy
Sigfrid
-
Name Sigfrid [1] Gender Female Person ID I28948 Ancestry of PNH, TNH, and others | Ancestor of AP, Ancestor of DK, Ancestor of EK, Ancestor of JTS, Ancestor of TNH Last Modified 21 Jun 2020
Family Arkil Children + 1. Gospatric, b. of Allerston, Yorkshire, England 
Last Modified 21 Jun 2020 Family ID F7123 Group Sheet | Family Chart
-
Notes - According to CP (7:587), she was a granddaughter of Aldun, Bishop of Lindisfarne.
-
Sources - [S128] The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant ed. Vicary Gibbs, H. A. Doubleday, Duncan Warrand, Howard de Walden, Geoffrey H. White and R. S. Lea. 2nd edition. 14 volumes (1-13, but volume 12 spanned two books), London, The St. Catherine Press, 1910-1959. Volume 14, "Addenda & Corrigenda," ed. Peter W. Hammond, Gloucestershire, Sutton Publishing, 1998.
- [S128] The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant ed. Vicary Gibbs, H. A. Doubleday, Duncan Warrand, Howard de Walden, Geoffrey H. White and R. S. Lea. 2nd edition. 14 volumes (1-13, but volume 12 spanned two books), London, The St. Catherine Press, 1910-1959. Volume 14, "Addenda & Corrigenda," ed. Peter W. Hammond, Gloucestershire, Sutton Publishing, 1998.