Question: Who is the maternal grandmother of Carl Johan Bernadotte?
Sentence (from "Carl Johan Bernadotte"): Carl Johan Arthur Bernadotte, Prince Bernadotte, Count of Wisborg, (31 October 1916 – 5 May 2012) was the fourth son and fifth and youngest child of King Gustaf VI Adolf of Sweden and his first wife Princess Margaret of Connaught.
Relevant evidence: Yes