Roger de Quincy
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- 1 Roger de Quincy [1]
- Helen of Galloway
- 2 Margaret de Quincy [1.1]
- William de Ferrers
- 3 Joan de Ferrers [1.1.1] b. Abt 1276
- Thomas de Berkeley b. Abt 1275
- 4 Maurice de Berkeley [1.1.1.1] b. Abt 1310 d. 23 Nov 1359
[ =>]
- 4 Maurice de Berkeley [1.1.1.1]
- 3 Joan de Ferrers [1.1.1]
- 2 Margaret de Quincy [1.1]