Claim: Bonne of Armagnac was born in Lavardens in 1399 and died in Castelnau-de-Montimiral between 1430 and 1435.
Evidence: 19 February 1399
Lavardens Bonne of Armagnac (19 February 1399 – 1430/35) was the eldest daughter of Bernard VII, Count of Armagnac and Constable of France, and his wife Bonne of Berry. 1430–35
Castelnau-de-Montmiral She died sometime between 1430 and 1435 while her husband was still in captivity.