Jourdain De Tesson 
Jourdain De was born about 1115. Jourdain De's father is Raoul IV De Tesson and his mother is Adelize X. His paternal grandparents are Raoul III De Tesson and Mathilde De Falaise. He was an only child. He died in 1178.General Notes
SOURCES: "Ancestors/Descendants of Royal Lines" (Contributors: Reynaud de Paysac, H.R. Moser <Burke Peerage>), O.Guionneau, E. Polti, A.Terlinden <Genealogy of the existing British Peerage, 1842, and E. Lodge>)
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Ancestor Pedigree Chart
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*There are earlier generations for the ancestor(s) indicated. See their page(s) for details (click name)
- b.~ 1030
- b.~ 1075
- b.~ 0956 in Uppsala, Sweden
- b.~ 0970 in Falaise, Calvados, Normandy, France
- b.~ 0946
- b.~ 1005 in Falaise, Normandy
- b.0954 in Scotland d.25 Nov 1034 in Glamis Castle, Angus, Forfarshire, Scotland--murdered.
- b.~ 0978 in Scotland
- b.~ 0955
- b.~ 1040
- b.~ 1115 d.1178
- b.~ 1080
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