Nielsen Hayden genealogy
(Unknown) de Lacy
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- 1 (Unknown) de Lacy [1]
- William Fitz Alan b. Abt 1154 d. 1210
- 2 John Fitz Alan [1.1] d. Bef 15 Mar 1240
- Isabel d'Aubigny d. Bef 1240
- 3 John Fitz Alan [1.1.1] b. Abt 1223 d. Bef 10 Nov 1267
- Maud de Verdun d. 27 Nov 1283
- 4 John Fitz Alan [1.1.1.1] b. 14 Sep 1246 d. 18 Mar 1272
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- 4 John Fitz Alan [1.1.1.1]
- 3 John Fitz Alan [1.1.1]
- 2 John Fitz Alan [1.1]