Question: Who is Louis Of Nassau's maternal grandmother?
Sentence (from "Juliana of Stolberg"): Juliana, Countess of Stolberg-Wernigerode (15 February 1506 in Stolberg, Saxony-Anhalt – 18 June 1580) was the mother of William the Silent, the leader of the successful Dutch Revolt against the Spanish in the 16th century.
Relevant evidence: No