Descendancy for Richard de Avenal: NH genealogy

Nielsen Hayden genealogy

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1 Richard de Avenal ^[1]
- - 2 (Unknown) de Avenal ^[1.1]
    - William I "The Lion", King of Scotland b. 1143 d. 4 Dec 1214
      - 3 Isabel of Scotland ^[1.1.1]
        
        Robert de Ros b. Abt 1170-1172 d. Bef 23 Dec 1226
        
        4 Robert de Ros ^[1.1.1.1] d. Bef Nov 1269 [ =>]
        
        4 William I de Ros ^[1.1.1.2] b. Aft 1192 d. 1264 [ =>]