Question: Who is John Lyon, 4Th Earl Of Strathmore And Kinghorne's paternal grandfather?
Sentence (from "John Lyon, 4th Earl of Strathmore and Kinghorne"): He married Elizabeth Stanhope on 21 September 1691 and was succeeded as Earl by his son John Lyon, 5th Earl of Strathmore and Kinghorne.
Relevant evidence: No