Nielsen Hayden genealogy
Isabel de Brus
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- 1 Isabel de Brus [1]
- John fitz Marmaduke d. Bef 16 Aug 1311
- 2 Mary Fitz Marmaduke [1.1] d. Aft 1318
- Robert de Lumley b. Abt 1272 d. Bef 13 Jul 1308
- 3 Robert de Lumley [1.1.1] d. Bef 20 Jul 1325
- Lucy de Thweng b. Abt 1290 d. Bef 1325
- 4 Marmaduke de Lumley [1.1.1.1] b. 4 Sep 1314 d. 26 Sep 1365
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- 4 Marmaduke de Lumley [1.1.1.1]
- 3 Robert de Lumley [1.1.1]
- 2 Mary Fitz Marmaduke [1.1]