Question: Who is Baldwin De Redvers, 7Th Earl Of Devon's maternal grandmother?
Sentence (from "William de Forz, 4th Earl of Albemarle"): Two years after the death of his first wife, he remarried in 1248 to Isabella de Redvers( 1237 – 1293), daughter of Baldwin de Redvers, 6th Earl of Devon and Lord of the Isle of Wight.
Relevant evidence: No