Tiegezh: Henry of Grosmont + Isabella de Beaumont

Eus Rodovid BR

Kerent

♂ Henry of Grosmont (1. Duke of Lancaster) [Lancaster] g. 1310? a. a. 23 Meurzh 1361

♀ Isabella de Beaumont [Бриенн]

Bugale

♀ Blanche Lancaster [Lancaster] g. 25 Meurzh 1345 a. a. 12 Gwengolo 1369

♀ w Matilda Plantagenet (Countess of Leicester) [Lancaster] g. 4 Ebrel 1339 a. a. 10 Ebrel 1362

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