Pierre de Grandison, seigneur of Grandson

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ChartsAncestors of Adele La Force
Ancestors of Harriet Hanson Robinson
Pierre de Grandison, seigneur of Grandson, whose ancestry is unknown (or not traced here), died between 29 December 1257 and 15 July 1259.1

Pierre married Agnès de Neufchâtel, daughter of Ulric III, Count of Neufchâtel.1


Agnès de Neufchâtel d. abt. 1283
This person was last edited on13 Jun 2021


  1. [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families, Five vols. (Salt Lake City, Utah: s.p., 2013), 3:96 (Grandison 1), further cited as Richardson, Royal Ancestry.