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Jean III Pierrepont de Roucy, Count of Roucy, was born circa 1241 to Jean II de Pierrepont (c1184-1251) and Maria de Dammartin (c1220-c1279) and died 1282 of unspecified causes. He married Isabelle de Mercœur (c1245-1269) 1260 JL . William I of England (1027-1087), Charlemagne (747-814), Hugh Capet (c940-996), Rollo of Normandy (860-932), Alfred the Great (849-899)/s, Charlemagne (747-814)/s, Hugh Capet (c940-996)/s, Rollo of Normandy (860-932)/s.


Children


Offspring of Jean III de Roucy and Isabelle de Mercœur (c1245-1269)
Name Birth Death Joined with
Jean IV de Roucy (c1260-1302) 1260 1302 Mons-en-Pucelle Jeanne de Dreux (c1267-1325)








Footnotes (including sources)

‡ General
Ω Birth
  • year of birth from parents' wedding
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