Question: Who is the paternal grandfather of Prince Ludwig Of Hesse And By Rhine?
Sentence (from "Prince Ludwig of Hesse and by Rhine"): (Ludwig Ernst Andreas Prinz und Landgraf von Hessen), (25 October 1931 – 16 November 1937), was the eldest son of Georg Donatus, Hereditary Grand Duke of Hesse and Princess Cecilie of Greece and Denmark, an older sister of Prince Philip, Duke of Edinburgh.
Relevant evidence: Yes