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From Rodovid EN

Parents

♂ Robert II de Roucy [Pierrepont-Roucy]

♀ Marguerite de Pequigny [Pequigny]

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Sources

1. ↑ Histoire généalogique de la maison royale de France et des grands officiers de la couronne By Anselme and H. Caille — Edition: 3 — Tome: 6 — on this page (page: 651) -