Question: Who is Henry Frederick, Hereditary Prince Of The Palatinate's paternal grandfather?
Sentence (from "Henry Frederick, Hereditary Prince of the Palatinate"): Henry Frederick, Electoral Prince of the Palatinate, (1 January 1614 – 7 January 1629 in the Netherlands) was the eldest son of Frederick V, the Winter King, and his wife, Elizabeth Stuart, daughter of King James I of England.
Relevant evidence: Yes