Question: Who is John Of Burgundy (1231–68)'s paternal grandfather?
Sentence (from "Joan III, Countess of Burgundy"): Joan III of Burgundy( 1/2 May 1308 – 10/15 August 1347), also known as Joan of France was a reigning Countess of Burgundy and Artois in 1330 – 1349, She was also Duchess of Burgundy by marriage to Odo IV, Duke of Burgundy.
Relevant evidence: No