Start your family tree now Is your surname de Tosny?
There are already 40 genealogy profiles with the de Tosny surname on Geni. Join now to find your relatives.

de Tosny Genealogy and de Tosny Family History Information

‹ Back to Surnames Index

Create your Family Tree.
Discover your Family History.

  • Build your family tree online
  • Share photos and videos
  • Smart Matching™ technology
  • Free!


view all


  • Adelisa de Huntington, (c.1085 - c.1126)
    ADELISA of Huntingdon ([1073/76]-after [1126]). Her parentage is recorded by Orderic Vitalis, who also records her marriage and names her two sons and indicates she had "several daughters" without nami...
  • Countess of Hereford Adeliza de Toeni, Countess of Hereford (c.1035 - 1070)
    Daughter of Roger de Toeni (Tosny) de Conches and Adelaida de Barcelona. Married William FitzOsbern of Breteuil. Charles Cawley writes in the FMG Medieval Lands database: ADELISE (-6 Oct ----, bur ...
  • Berthe de Toeni (1028 - d.)
    Berthe de Tosny daughter of Raoul II de Tosny (Probably) Probably not daughter of Robert III de Tosny. Medlands about Berthe and Berenger Hespina: Brother and sister, and one possible additional br...
  • Constance de Tosny / Toni / Toeni (1233 - 1266)
    B: < 1215 Pain Castle, Radnor D: Abt 1265

About the de Tosny surname

This section is a placeholder for information about the de Tosny surname. Surname information is crowd-sourced; the Geni community would be grateful if you helped update this page with information about the de Tosny surname.

Share some things about the de Tosny name.