Question: Who is the paternal grandfather of Henry Iii, Landgrave Of Upper Hesse?
Sentence (from "Henry III, Landgrave of Upper Hesse"): Henry III, Landgrave of Upper Hesse, called "the Rich" (15 October 1440 – 13 January 1483) was the second son of Louis I of Hesse and his wife Anna of Saxony.
Relevant evidence: Yes