Descendancy for Isabella Princess Of Scotland: Smoky Mountain Ancestral Quest

Abt 1215 - Aft 1263 (~ 48 years)

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1 Isabella Princess Of Scotland b. Abt 1215 d. Aft Sep 1263
- Robert De Roos b. 1176 d. 1225/1226
  - 2 William De Roos b. Abt 1202 d. 1257
    - Lucy Fitz Piers
      - 3 Roos
      - 3 Roos
      - 3 William De Roos b. Abt 1243 d. Abt 20 May 1310
        
        Eustache Gresley b. Abt 1245
        
        4 Lucy Roos b. Abt 1269 d. Aft 1331 [ =>]
- + Roger Bigod, Earl of Norfolk b. Abt 1211 d. See Notes