Question: Who is the paternal grandfather of Nicholas I, Duke Of Lorraine?
Sentence (from "Nicholas I, Duke of Lorraine"): He succeeded his father in 1470 as Duke of Lorraine, and assumed the titles of Marquis of Pont-à-Mousson, Duke of Calabria, and Prince of Girona, as heir apparent of Bar, Naples, and Aragon respectively.
Relevant evidence: No