Question: Who is the paternal grandfather of Victor-François, 8Th Duc De Broglie?
Sentence (from "Jean de Broglie"): Jean de Broglie was the first son of Prince Eugene Marie Amédée de Broglie (1891–1957), himself the fourth son of Prince François Marie Albert de Broglie (1851–1939), himself the fourth son of Albert de Broglie, 4th duc de Broglie, whose mother, Albertine de Staël-Holstein (1797–1838), was the daughter of Germaine de Staël and, reputedly, Benjamin Constant.
Relevant evidence: Yes