Individual Page


Family:
Bibliography
  1. Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 11, Ridley-Sinclair. London: St Catherine Press, 1949. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/27141 Information from this source tagged as [Ref: CP XI [Ap][p0-9].*].
  2. Hedley, W Percy, Northumberland Families. Newcastle-upon-Tyne: H.Hill, 1968. NYPL ARX+ (Northumberland) (Hedley, W.P. Northumberland families). Available (search only) at https://catalog.hathitrust.org/Record/000319577. Information from this source tagged as [Ref: Hedley Northumberland p[0-9]*].

Sources for birth and parent Information
date:
younger son [Ref: CP XI p91(m)],
parents:
[Ref: CP XI p91(m), Hedley Northumberland p225]
Research Notes:



Pedigree of Piers De ROS
                   /-----Peter De ROS
          /-----Robert De ROS, Baron Of Helmsley
         |        |         /-----William ESPEC, Baron Of Old Wardon
         |         \-----Adeline ESPEC
 /-----Everhard De ROS, Baron Of Helmsley
|        |         /-----Thebaud De VALOGNES
|         \-----Sibyl De VALOGNES
Piers De ROS
|                  /-----William TRUSSEBUT
|         /-----William TRUSSEBUT, Baron Of Hunsingore
|        |        |         /-----Payne
|        |         \-----(Unk) FITZ PAYNE
 \-----Roysia TRUSSEBUT
         |         /-----Rollo De HARCOURT
          \-----Audrey De HARCOURT
                  |                  /-----(Unk) PEVEREL
                  |         /-----Robert PEVEREL
                   \-----Rohese PEVEREL
                            \-----Adelicia



Descendants of Piers De ROS
1. Piers De ROS