Question: Who is Prince Alexander Of Hesse And By Rhine (1933–1937)'s paternal grandfather?
Sentence (from "Prince Alexander of Hesse and by Rhine (1933–1937)"): (Alexander Georg Karl Heinrich Prinz und Landgraf von Hessen), (14 April 1933 – 16 November 1937), was the second son of Georg Donatus, Hereditary Grand Duke of Hesse and Princess Cecilie of Greece and Denmark, an elder sister of Prince Philip, Duke of Edinburgh.
Relevant evidence: Yes