Question: Who is the paternal grandmother of Charles Beauclerk, 1St Duke Of St Albans?
Sentence (from "Charles Beauclerk, 1st Duke of St Albans"): Charles Beauclerk, 1st Duke of St Albans, KG (8 May 167010 May 1726) was an illegitimate son of King Charles II of England by his mistress Nell Gwynne.
Relevant evidence: Yes