Question: Who is the paternal grandmother of Robert Jocelyn, 2Nd Earl Of Roden?
Sentence (from "Robert Jocelyn, 1st Earl of Roden"): He succeeded to the peerage on the death of his father 3 December 1756, and on 1 December 1771 he was created Earl of Roden, of High Roding in County Tipperary.
Relevant evidence: No