Nielsen Hayden genealogy
Louis de Brienne
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- 1 Louis de Brienne [1]
- Agnes de Beaumont
- 2 Henry de Beaumont [1.1] d. 10 Mar 1340
- Alice Comyn d. Bef 10 Aug 1349
- 3 Isabel de Beaumont [1.1.1] d. Aft 24 Mar 1361
- Henry of Grosmont b. 1314 d. 24 Mar 1361
- 4 Blanche of Lancaster [1.1.1.1] b. 25 Mar 1342 d. 12 Sep 1368
[ =>]
- 4 Blanche of Lancaster [1.1.1.1]
- 3 John de Beaumont [1.1.2] b. Abt 1318 d. 14 Apr 1342
- Eleanor of Lancaster b. Abt 1318 d. 11 Jan 1372
- 4 Henry de Beaumont [1.1.2.1] b. 1340 d. 25 Jul 1369
[ =>]
- 4 Henry de Beaumont [1.1.2.1]
- 3 Isabel de Beaumont [1.1.1]
- 2 Henry de Beaumont [1.1]