Question: Who is the paternal grandfather of James Tuchet, 5Th Earl Of Castlehaven?
Sentence (from "James Tuchet, 5th Earl of Castlehaven"): James Tuchet, 5th Earl of Castlehaven (died 12 August 1700) was the son of Mervyn Tuchet, 4th Earl of Castlehaven and Mary Talbot.
Relevant evidence: Yes