Question: When did Joan Beaufort, Countess Of Westmorland's father die?
Sentence (from "Eleanor Neville, Countess of Northumberland"): Lady Eleanor Neville( c. 1397–1472) was the second daughter of Ralph de Neville, 1st Earl of Westmorland( died 1425), by his second wife, Joan Beaufort, daughter of John of Gaunt, 1st Duke of Lancaster and Katherine Swynford.
Relevant evidence: No