Question: Who is Maud De Ufford, Countess Of Oxford's father-in-law?
Sentence (from "Thomas de Vere, 8th Earl of Oxford"): Thomas de Vere, 8th Earl of Oxford (c. 1336 – September 1371) was the second son of John de Vere, 7th Earl of Oxford, and Maud de Badlesmere.
Relevant evidence: Yes