Nielsen Hayden genealogy
Margaret
- Bef 1252(
= Descendancy chart to this point, 
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- 1 Margaret [1] d. Bef 29 Sep 1252
- Baldwin de Revières b. Aft 28 Apr 1200 d. 1 Sep 1216
- 2 Baldwin de Revières [1.1] d. 15 Feb 1245
- Amice de Clare b. 27 May 1220 d. Bef 21 Jan 1284
- 3 Baldwin de Revières [1.1.1] b. 1 Jan 1236 d. Bef 13 Sep 1262
- + Margaret of Savoy d. Bef 14 May 1292
- + Margaret of Savoy d. Bef 14 May 1292
- 3 Baldwin de Revières [1.1.1]
- 2 Baldwin de Revières [1.1]