Robert I de Pierrepont

- Abt 1209

• Name	Robert I de Pierrepont
  Gender	Male
  Death	Abt 1209  [1]
  Person ID	I46779	Ancestry of PNH, TNH, and others | Ancestor of GR, Ancestor of KL
  Last Modified	12 Jun 2026

  
  

  Family	Eustachie de Roucy   d. Abt 1211
  Children	+ 1. Jean II de Roucy   d. 1251, Flanders
  Family ID	F27154	Group Sheet  |  Family Chart
  Last Modified	12 Jun 2026

  
  

• Notes

  Sire de Pierrepont.

  
  

• Sources

  [S49] Genealogics by Leo Van de Pas, continued by Ian Fettes and Leslie Mahler.