Question: Who is the maternal grandfather of Lady Philippa Stewart?
Sentence (from "Augusta Fitzalan-Howard, Duchess of Norfolk"): In 1838/9 Minna was residing with her parents in Athens, whilst her father, Sir Edmund Lyons, was serving as the British Minister to Greece, when Lord Fitzalan, heir to the Duke of Norfolk, became a guest of Sir Edmund Lyons.
Relevant evidence: No