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Jean II de Pierrepont, Count of Roucy, was born circa 1184 to Robert de Pierrepont (c1160-bef1200) and Eustachie de Roucy (c1160-bef1211) and died 1251 of battle wounds. He married Isabelle de Dreux (1188-aft1242) before 1221 JL . He married Maria de Dammartin (c1220-c1279) before 1241 JL . Notable ancestors include Charlemagne (747-814), Alfred the Great (849-899), Hugh Capet (c940-996). Ancestors are from France, Belgium, Germany, the United Kingdom, Italy.


Offspring of Jean II de Pierrepont and Maria de Dammartin (c1220-c1279)
Name Birth Death Joined with
Jean III de Roucy (c1241-1282) 1241 1282 Isabelle de Mercœur (c1245-1269)

Fille de Pierrepont

Common ancestors of Jean II de Pierrepont (c1184-1251) and Maria de Dammartin (c1220-c1279)

  1. Alix de Roucy (c1010-1063)
  2. Hilduin IV de Montdidier (c998-c1063)

Namesakes of Jean II de Pierrepont (c1184-1251)

 Birth placeDeath placeFatherMotherJoined with
Jean II de Pierrepont (c1184-1251)Robert de Pierrepont (c1160-bef1200)Eustachie de Roucy (c1160-bef1211)Isabelle de Dreux (1188-aft1242) + Maria de Dammartin (c1220-c1279)
Jean III de Roucy (c1241-1282)Jean II de Pierrepont (c1184-1251)Maria de Dammartin (c1220-c1279)Isabelle de Mercœur (c1245-1269)
Jean IV de Roucy (c1260-1302)Mons-en-PucelleJean III de Roucy (c1241-1282)Isabelle de Mercœur (c1245-1269)Jeanne de Dreux (c1267-1325)
Jean V de Roucy (c1280-1346)Crécy-en-Ponthieu, FranceJean IV de Roucy (c1260-1302)Jeanne de Dreux (c1267-1325)Marguerite de Bommiers

Footnotes (including sources)

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