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) 1221 JL . He married Maria de Dammartin (c1220-c1279) 1241 JL . Charlemagne (747-814)/s, Hugh Capet (c940-996)/s.
|Offspring of Jean II de Pierrepont and Maria de Dammartin (c1220-c1279)|
|Jean III de Roucy (c1241-1282)||1241||1282||Isabelle de Mercœur (c1245-1269)|
|Fille de Pierrepont|