Isabel Deincourt
Abt 1253 - Yes, date unknown(
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- 1 Isabel Deincourt [1] b. Abt 1253 d. Yes, date unknown
- William FitzWilliam b. Abt 1250 d. Yes, date unknown
- 2 John Fitzwilliam [1.1] b. 1273 d. 1333
- Lady Joan Reresby b. 1300 d. 1342
- 3 John FitzWilliam [1.1.1] b. Abt 1303 d. 1377
- Elizabeth Clynton b. 1300 d. Yes, date unknown
- 4 Lord Geoffrey FitzWilliam de Walker of Chesterfield, X [1.1.1.1] b. 1332 d. 1399
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- 4 Lord Geoffrey FitzWilliam de Walker of Chesterfield, X [1.1.1.1]
- 3 John FitzWilliam [1.1.1]
- 2 John Fitzwilliam [1.1]