Count Ingolf of Rosenborg
…Sorgenfri Palace, Sorgenfri, as His Highness Prince Ingolf of Denmark. He was the elder son of Hereditary Prince Knud, by his wife and first cousin, Hereditary Princess Caroline-Mathilde. From the 1947 death of his grandfather, Christian X of Denmark, Ingolf stood only behind his father in the order of hereditary succession to the throne…