Question: Who is the paternal grandfather of Charles Mordaunt, 3Rd Earl Of Peterborough?
Sentence (from "Charles Mordaunt, 3rd Earl of Peterborough"): Mordaunt's father, John Mordaunt, was created Viscount Mordaunt of Avalon and Baron Mordaunt of Reigate, Surrey, in 1659.
Relevant evidence: No