Osbern fitz Herfast

- Abt 1040

• Name	Osbern fitz Herfast  [1, 2]
  Gender	Male
  Death	Abt 1040  [3]
  Person ID	I3960	Ancestry of PNH, TNH, and others | Ancestor of AP, Ancestor of DDB, Ancestor of EK, Ancestor of GFS, Ancestor of GR, Ancestor of JMF, Ancestor of KL, Ancestor of LD, Ancestor of LDN, Ancestor of LMW, Ancestor of TNH, Ancestor of TSW, Ancestor of TWK
  Last Modified	20 Jan 2024

  
  

  Father	Herfast
  Family ID	F2470	Group Sheet  |  Family Chart

  
  

  Family	Emma d'Ivry, Abbess of St. Amand
  Children	+ 1. William fitz Osbern,   b. Between 1025 and 1030   d. 20 Feb 1071, Flanders (Age 46 years)
  Family ID	F5826	Group Sheet  |  Family Chart
  Last Modified	16 Jun 2026

  
  

• Notes

  Seneschal of Normandy. Murdered by William of Montgomery while defending the young William, of whom he was the guardian.

  
  

• Sources

  [S874] Todd A. Farmerie, "Robert de Torigny and the family of Gunnor, Duchess of Normandy.". [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. [S7285] J. Horace Round, "The Family of Ballon and the Conquest of South Wales." Studies in Peerage and Family History. Westminster: Archibald Constable & Co Ltd, 1901.